About the Number

21655522980

21655522979 ← → 21655522981

2進数表記:10100001010110001010000111010100100

漢数字表記:二百十六億五千五百五十二万二千九百八十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 13 1 × 739 1 × 1789 1

素因数の和:2563
約数の個数: 288
約数和(自身を含む): 81001939200
約数和(自身を除く): 59346416220

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 739, 780, 819, 910, 1092, 1170, 1260, 1365, 1478, 1638, 1789, 1820, 2217, 2340, 2730, 2956, 3276, 3578, 3695, 4095, 4434, 5173, 5367, 5460, 6651, 7156, 7390, 8190, 8868, 8945, 9607, 10346, 10734, 11085, 12523, 13302, 14780, 15519, 16101, 16380, 17890, 19214, 20692, 21468, 22170, 23257, 25046, 25865, 26604, 26835, 28821, 31038, 32202, 33255, 35780, 37569, 38428, 44340, 46514, 46557, 48035, 50092, 51730, 53670, 57642, 62076, 62615, 64404, 66510, 67249, 69771, 75138, 77595, 80505, 86463, 93028, 93114, 96070, 103460, 107340, 112707, 115284, 116285, 125230, 133020, 134498, 139542, 144105, 150276, 155190, 161010, 162799, 172926, 186228, 187845, 192140, 201747, 209313, 225414, 232570, 232785, 250460, 268996, 279084, 288210, 310380, 322020, 325598, 336245, 345852, 348855, 375690, 403494, 418626, 432315, 450828, 465140, 465570, 488397, 563535, 576420, 605241, 651196, 672490, 697710, 751380, 806988, 813995, 837252, 864630, 931140, 976794, 1008735, 1046565, 1127070, 1210482, 1322071, 1344980, 1395420, 1465191, 1627990, 1729260, 1953588, 2017470, 2093130, 2254140, 2420964, 2441985, 2644142, 2930382, 3026205, 3255980, 3966213, 4034940, 4186260, 4883970, 5288284, 5860764, 6052410, 6610355, 7325955, 7932426, 9254497, 9767940, 11898639, 12104820, 13220710, 14651910, 15864852, 17186923, 18508994, 19831065, 23797278, 26441420, 27763491, 29303820, 34373846, 37017988, 39662130, 46272485, 47594556, 51560769, 55526982, 59493195, 68747692, 79324260, 83290473, 85934615, 92544970, 103121538, 111053964, 118986390, 120308461, 138817455, 154682307, 166580946, 171869230, 185089940, 206243076, 237972780, 240616922, 257803845, 277634910, 309364614, 333161892, 343738460, 360925383, 416452365, 481233844, 515607690, 555269820, 601542305, 618729228, 721850766, 773411535, 832904730, 1031215380, 1082776149, 1203084610, 1443701532, 1546823070, 1665809460, 1804626915, 2165552298, 2406169220, 3093646140, 3609253830, 4331104596, 5413880745, 7218507660, 10827761490, 21655522980]

約数ペア:
[(1, 21655522980), (2, 10827761490), (3, 7218507660), (4, 5413880745), (5, 4331104596), (6, 3609253830), (7, 3093646140), (9, 2406169220), (10, 2165552298), (12, 1804626915), (13, 1665809460), (14, 1546823070), (15, 1443701532), (18, 1203084610), (20, 1082776149), (21, 1031215380), (26, 832904730), (28, 773411535), (30, 721850766), (35, 618729228), (36, 601542305), (39, 555269820), (42, 515607690), (45, 481233844), (52, 416452365), (60, 360925383), (63, 343738460), (65, 333161892), (70, 309364614), (78, 277634910), (84, 257803845), (90, 240616922), (91, 237972780), (105, 206243076), (117, 185089940), (126, 171869230), (130, 166580946), (140, 154682307), (156, 138817455), (180, 120308461), (182, 118986390), (195, 111053964), (210, 103121538), (234, 92544970), (252, 85934615), (260, 83290473), (273, 79324260), (315, 68747692), (364, 59493195), (390, 55526982), (420, 51560769), (455, 47594556), (468, 46272485), (546, 39662130), (585, 37017988), (630, 34373846), (739, 29303820), (780, 27763491), (819, 26441420), (910, 23797278), (1092, 19831065), (1170, 18508994), (1260, 17186923), (1365, 15864852), (1478, 14651910), (1638, 13220710), (1789, 12104820), (1820, 11898639), (2217, 9767940), (2340, 9254497), (2730, 7932426), (2956, 7325955), (3276, 6610355), (3578, 6052410), (3695, 5860764), (4095, 5288284), (4434, 4883970), (5173, 4186260), (5367, 4034940), (5460, 3966213), (6651, 3255980), (7156, 3026205), (7390, 2930382), (8190, 2644142), (8868, 2441985), (8945, 2420964), (9607, 2254140), (10346, 2093130), (10734, 2017470), (11085, 1953588), (12523, 1729260), (13302, 1627990), (14780, 1465191), (15519, 1395420), (16101, 1344980), (16380, 1322071), (17890, 1210482), (19214, 1127070), (20692, 1046565), (21468, 1008735), (22170, 976794), (23257, 931140), (25046, 864630), (25865, 837252), (26604, 813995), (26835, 806988), (28821, 751380), (31038, 697710), (32202, 672490), (33255, 651196), (35780, 605241), (37569, 576420), (38428, 563535), (44340, 488397), (46514, 465570), (46557, 465140), (48035, 450828), (50092, 432315), (51730, 418626), (53670, 403494), (57642, 375690), (62076, 348855), (62615, 345852), (64404, 336245), (66510, 325598), (67249, 322020), (69771, 310380), (75138, 288210), (77595, 279084), (80505, 268996), (86463, 250460), (93028, 232785), (93114, 232570), (96070, 225414), (103460, 209313), (107340, 201747), (112707, 192140), (115284, 187845), (116285, 186228), (125230, 172926), (133020, 162799), (134498, 161010), (139542, 155190), (144105, 150276)]

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