305175780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:667

約数の個数: 288

約数和(自身を含む): 1178032128

約数和(自身を除く): 872856348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 364, 372, 390, 403, 420, 434, 455, 465, 468, 546, 558, 585, 601, 620, 630, 651, 780, 806, 819, 868, 910, 930, 1085, 1092, 1116, 1170, 1202, 1209, 1260, 1302, 1365, 1395, 1612, 1638, 1803, 1820, 1860, 1953, 2015, 2170, 2340, 2404, 2418, 2604, 2730, 2790, 2821, 3005, 3255, 3276, 3606, 3627, 3906, 4030, 4095, 4207, 4340, 4836, 5409, 5460, 5580, 5642, 6010, 6045, 6510, 7212, 7254, 7812, 7813, 8060, 8190, 8414, 8463, 9015, 9765, 10818, 11284, 12020, 12090, 12621, 13020, 14105, 14508, 15626, 16380, 16828, 16926, 18030, 18135, 18631, 19530, 21035, 21636, 23439, 24180, 25242, 25389, 27045, 28210, 31252, 33852, 36060, 36270, 37262, 37863, 39060, 39065, 42070, 42315, 46878, 50484, 50778, 54090, 54691, 55893, 56420, 63105, 70317, 72540, 74524, 75726, 78130, 84140, 84630, 93155, 93756, 101556, 108180, 109382, 111786, 117195, 126210, 126945, 130417, 140634, 151452, 156260, 164073, 167679, 169260, 186310, 189315, 218764, 223572, 234390, 242203, 252420, 253890, 260834, 273455, 279465, 281268, 328146, 335358, 351585, 372620, 378630, 391251, 468780, 484406, 492219, 507780, 521668, 546910, 558930, 652085, 656292, 670716, 703170, 726609, 757260, 782502, 820365, 838395, 968812, 984438, 1093820, 1117860, 1173753, 1211015, 1304170, 1406340, 1453218, 1565004, 1640730, 1676790, 1695421, 1956255, 1968876, 2179827, 2347506, 2422030, 2461095, 2608340, 2906436, 3281460, 3353580, 3390842, 3633045, 3912510, 4359654, 4695012, 4844060, 4922190, 5086263, 5868765, 6781684, 7266090, 7825020, 8477105, 8719308, 9844380, 10172526, 10899135, 11737530, 14532180, 15258789, 16954210, 20345052, 21798270, 23475060, 25431315, 30517578, 33908420, 43596540, 50862630, 61035156, 76293945, 101725260, 152587890, 305175780]

約数ペア:

[(1, 305175780), (2, 152587890), (3, 101725260), (4, 76293945), (5, 61035156), (6, 50862630), (7, 43596540), (9, 33908420), (10, 30517578), (12, 25431315), (13, 23475060), (14, 21798270), (15, 20345052), (18, 16954210), (20, 15258789), (21, 14532180), (26, 11737530), (28, 10899135), (30, 10172526), (31, 9844380), (35, 8719308), (36, 8477105), (39, 7825020), (42, 7266090), (45, 6781684), (52, 5868765), (60, 5086263), (62, 4922190), (63, 4844060), (65, 4695012), (70, 4359654), (78, 3912510), (84, 3633045), (90, 3390842), (91, 3353580), (93, 3281460), (105, 2906436), (117, 2608340), (124, 2461095), (126, 2422030), (130, 2347506), (140, 2179827), (155, 1968876), (156, 1956255), (180, 1695421), (182, 1676790), (186, 1640730), (195, 1565004), (210, 1453218), (217, 1406340), (234, 1304170), (252, 1211015), (260, 1173753), (273, 1117860), (279, 1093820), (310, 984438), (315, 968812), (364, 838395), (372, 820365), (390, 782502), (403, 757260), (420, 726609), (434, 703170), (455, 670716), (465, 656292), (468, 652085), (546, 558930), (558, 546910), (585, 521668), (601, 507780), (620, 492219), (630, 484406), (651, 468780), (780, 391251), (806, 378630), (819, 372620), (868, 351585), (910, 335358), (930, 328146), (1085, 281268), (1092, 279465), (1116, 273455), (1170, 260834), (1202, 253890), (1209, 252420), (1260, 242203), (1302, 234390), (1365, 223572), (1395, 218764), (1612, 189315), (1638, 186310), (1803, 169260), (1820, 167679), (1860, 164073), (1953, 156260), (2015, 151452), (2170, 140634), (2340, 130417), (2404, 126945), (2418, 126210), (2604, 117195), (2730, 111786), (2790, 109382), (2821, 108180), (3005, 101556), (3255, 93756), (3276, 93155), (3606, 84630), (3627, 84140), (3906, 78130), (4030, 75726), (4095, 74524), (4207, 72540), (4340, 70317), (4836, 63105), (5409, 56420), (5460, 55893), (5580, 54691), (5642, 54090), (6010, 50778), (6045, 50484), (6510, 46878), (7212, 42315), (7254, 42070), (7812, 39065), (7813, 39060), (8060, 37863), (8190, 37262), (8414, 36270), (8463, 36060), (9015, 33852), (9765, 31252), (10818, 28210), (11284, 27045), (12020, 25389), (12090, 25242), (12621, 24180), (13020, 23439), (14105, 21636), (14508, 21035), (15626, 19530), (16380, 18631), (16828, 18135), (16926, 18030)]