91210240

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 247484160

約数和(自身を除く): 156273920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 79, 80, 82, 88, 110, 128, 158, 160, 164, 176, 205, 220, 256, 316, 320, 328, 352, 395, 410, 440, 451, 512, 632, 640, 656, 704, 790, 820, 869, 880, 902, 1264, 1280, 1312, 1408, 1580, 1640, 1738, 1760, 1804, 2255, 2528, 2560, 2624, 2816, 3160, 3239, 3280, 3476, 3520, 3608, 4345, 4510, 5056, 5248, 5632, 6320, 6478, 6560, 6952, 7040, 7216, 8690, 9020, 10112, 10496, 12640, 12956, 13120, 13904, 14080, 14432, 16195, 17380, 18040, 20224, 20992, 25280, 25912, 26240, 27808, 28160, 28864, 32390, 34760, 35629, 36080, 40448, 50560, 51824, 52480, 55616, 57728, 64780, 69520, 71258, 72160, 101120, 103648, 104960, 111232, 115456, 129560, 139040, 142516, 144320, 178145, 202240, 207296, 222464, 230912, 259120, 278080, 285032, 288640, 356290, 414592, 444928, 518240, 556160, 570064, 577280, 712580, 829184, 1036480, 1112320, 1140128, 1154560, 1425160, 1658368, 2072960, 2224640, 2280256, 2850320, 4145920, 4560512, 5700640, 8291840, 9121024, 11401280, 18242048, 22802560, 45605120, 91210240]

約数ペア:

[(1, 91210240), (2, 45605120), (4, 22802560), (5, 18242048), (8, 11401280), (10, 9121024), (11, 8291840), (16, 5700640), (20, 4560512), (22, 4145920), (32, 2850320), (40, 2280256), (41, 2224640), (44, 2072960), (55, 1658368), (64, 1425160), (79, 1154560), (80, 1140128), (82, 1112320), (88, 1036480), (110, 829184), (128, 712580), (158, 577280), (160, 570064), (164, 556160), (176, 518240), (205, 444928), (220, 414592), (256, 356290), (316, 288640), (320, 285032), (328, 278080), (352, 259120), (395, 230912), (410, 222464), (440, 207296), (451, 202240), (512, 178145), (632, 144320), (640, 142516), (656, 139040), (704, 129560), (790, 115456), (820, 111232), (869, 104960), (880, 103648), (902, 101120), (1264, 72160), (1280, 71258), (1312, 69520), (1408, 64780), (1580, 57728), (1640, 55616), (1738, 52480), (1760, 51824), (1804, 50560), (2255, 40448), (2528, 36080), (2560, 35629), (2624, 34760), (2816, 32390), (3160, 28864), (3239, 28160), (3280, 27808), (3476, 26240), (3520, 25912), (3608, 25280), (4345, 20992), (4510, 20224), (5056, 18040), (5248, 17380), (5632, 16195), (6320, 14432), (6478, 14080), (6560, 13904), (6952, 13120), (7040, 12956), (7216, 12640), (8690, 10496), (9020, 10112)]