818809680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3917}}^1$

素因数の和:4013

約数の個数: 160

約数和(自身を含む): 2775072384

約数和(自身を除く): 1956262704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 104, 120, 130, 134, 156, 195, 201, 208, 240, 260, 268, 312, 335, 390, 402, 520, 536, 624, 670, 780, 804, 871, 1005, 1040, 1072, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 3120, 3216, 3484, 3917, 4020, 4355, 5226, 5360, 6968, 7834, 8040, 8710, 10452, 11751, 13065, 13936, 15668, 16080, 17420, 19585, 20904, 23502, 26130, 31336, 34840, 39170, 41808, 47004, 50921, 52260, 58755, 62672, 69680, 78340, 94008, 101842, 104520, 117510, 152763, 156680, 188016, 203684, 209040, 235020, 254605, 262439, 305526, 313360, 407368, 470040, 509210, 524878, 611052, 763815, 787317, 814736, 940080, 1018420, 1049756, 1222104, 1312195, 1527630, 1574634, 2036840, 2099512, 2444208, 2624390, 3055260, 3149268, 3411707, 3936585, 4073680, 4199024, 5248780, 6110520, 6298536, 6823414, 7873170, 10235121, 10497560, 12221040, 12597072, 13646828, 15746340, 17058535, 20470242, 20995120, 27293656, 31492680, 34117070, 40940484, 51175605, 54587312, 62985360, 68234140, 81880968, 102351210, 136468280, 163761936, 204702420, 272936560, 409404840, 818809680]

約数ペア:

[(1, 818809680), (2, 409404840), (3, 272936560), (4, 204702420), (5, 163761936), (6, 136468280), (8, 102351210), (10, 81880968), (12, 68234140), (13, 62985360), (15, 54587312), (16, 51175605), (20, 40940484), (24, 34117070), (26, 31492680), (30, 27293656), (39, 20995120), (40, 20470242), (48, 17058535), (52, 15746340), (60, 13646828), (65, 12597072), (67, 12221040), (78, 10497560), (80, 10235121), (104, 7873170), (120, 6823414), (130, 6298536), (134, 6110520), (156, 5248780), (195, 4199024), (201, 4073680), (208, 3936585), (240, 3411707), (260, 3149268), (268, 3055260), (312, 2624390), (335, 2444208), (390, 2099512), (402, 2036840), (520, 1574634), (536, 1527630), (624, 1312195), (670, 1222104), (780, 1049756), (804, 1018420), (871, 940080), (1005, 814736), (1040, 787317), (1072, 763815), (1340, 611052), (1560, 524878), (1608, 509210), (1742, 470040), (2010, 407368), (2613, 313360), (2680, 305526), (3120, 262439), (3216, 254605), (3484, 235020), (3917, 209040), (4020, 203684), (4355, 188016), (5226, 156680), (5360, 152763), (6968, 117510), (7834, 104520), (8040, 101842), (8710, 94008), (10452, 78340), (11751, 69680), (13065, 62672), (13936, 58755), (15668, 52260), (16080, 50921), (17420, 47004), (19585, 41808), (20904, 39170), (23502, 34840), (26130, 31336)]