281924280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1299

約数の個数: 256

約数和(自身を含む): 1080000000

約数和(自身を除く): 798075720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 54, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 108, 110, 114, 120, 132, 135, 152, 165, 171, 180, 190, 198, 209, 216, 220, 228, 264, 270, 285, 297, 330, 342, 360, 380, 396, 418, 440, 456, 495, 513, 540, 570, 594, 627, 660, 684, 760, 792, 836, 855, 990, 1026, 1045, 1080, 1140, 1188, 1249, 1254, 1320, 1368, 1485, 1672, 1710, 1881, 1980, 2052, 2090, 2280, 2376, 2498, 2508, 2565, 2970, 3135, 3420, 3747, 3762, 3960, 4104, 4180, 4996, 5016, 5130, 5643, 5940, 6245, 6270, 6840, 7494, 7524, 8360, 9405, 9992, 10260, 11241, 11286, 11880, 12490, 12540, 13739, 14988, 15048, 18735, 18810, 20520, 22482, 22572, 23731, 24980, 25080, 27478, 28215, 29976, 33723, 37470, 37620, 41217, 44964, 45144, 47462, 49960, 54956, 56205, 56430, 67446, 68695, 71193, 74940, 75240, 82434, 89928, 94924, 109912, 112410, 112860, 118655, 123651, 134892, 137390, 142386, 149880, 164868, 168615, 189848, 206085, 213579, 224820, 225720, 237310, 247302, 261041, 269784, 274780, 284772, 329736, 337230, 355965, 370953, 412170, 427158, 449640, 474620, 494604, 522082, 549560, 569544, 618255, 640737, 674460, 711930, 741906, 783123, 824340, 854316, 949240, 989208, 1044164, 1067895, 1236510, 1281474, 1305205, 1348920, 1423860, 1483812, 1566246, 1648680, 1708632, 1854765, 2088328, 2135790, 2349369, 2473020, 2562948, 2610410, 2847720, 2967624, 3132492, 3203685, 3709530, 3915615, 4271580, 4698738, 4946040, 5125896, 5220820, 6264984, 6407370, 7048107, 7419060, 7831230, 8543160, 9397476, 10441640, 11746845, 12814740, 14096214, 14838120, 15662460, 18794952, 23493690, 25629480, 28192428, 31324920, 35240535, 46987380, 56384856, 70481070, 93974760, 140962140, 281924280]

約数ペア:

[(1, 281924280), (2, 140962140), (3, 93974760), (4, 70481070), (5, 56384856), (6, 46987380), (8, 35240535), (9, 31324920), (10, 28192428), (11, 25629480), (12, 23493690), (15, 18794952), (18, 15662460), (19, 14838120), (20, 14096214), (22, 12814740), (24, 11746845), (27, 10441640), (30, 9397476), (33, 8543160), (36, 7831230), (38, 7419060), (40, 7048107), (44, 6407370), (45, 6264984), (54, 5220820), (55, 5125896), (57, 4946040), (60, 4698738), (66, 4271580), (72, 3915615), (76, 3709530), (88, 3203685), (90, 3132492), (95, 2967624), (99, 2847720), (108, 2610410), (110, 2562948), (114, 2473020), (120, 2349369), (132, 2135790), (135, 2088328), (152, 1854765), (165, 1708632), (171, 1648680), (180, 1566246), (190, 1483812), (198, 1423860), (209, 1348920), (216, 1305205), (220, 1281474), (228, 1236510), (264, 1067895), (270, 1044164), (285, 989208), (297, 949240), (330, 854316), (342, 824340), (360, 783123), (380, 741906), (396, 711930), (418, 674460), (440, 640737), (456, 618255), (495, 569544), (513, 549560), (540, 522082), (570, 494604), (594, 474620), (627, 449640), (660, 427158), (684, 412170), (760, 370953), (792, 355965), (836, 337230), (855, 329736), (990, 284772), (1026, 274780), (1045, 269784), (1080, 261041), (1140, 247302), (1188, 237310), (1249, 225720), (1254, 224820), (1320, 213579), (1368, 206085), (1485, 189848), (1672, 168615), (1710, 164868), (1881, 149880), (1980, 142386), (2052, 137390), (2090, 134892), (2280, 123651), (2376, 118655), (2498, 112860), (2508, 112410), (2565, 109912), (2970, 94924), (3135, 89928), (3420, 82434), (3747, 75240), (3762, 74940), (3960, 71193), (4104, 68695), (4180, 67446), (4996, 56430), (5016, 56205), (5130, 54956), (5643, 49960), (5940, 47462), (6245, 45144), (6270, 44964), (6840, 41217), (7494, 37620), (7524, 37470), (8360, 33723), (9405, 29976), (9992, 28215), (10260, 27478), (11241, 25080), (11286, 24980), (11880, 23731), (12490, 22572), (12540, 22482), (13739, 20520), (14988, 18810), (15048, 18735)]