1636996920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:502

約数の個数: 256

約数和(自身を含む): 5515776000

約数和(自身を除く): 3878779080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 79, 104, 111, 120, 130, 148, 156, 158, 185, 195, 222, 237, 260, 296, 312, 316, 359, 370, 390, 395, 444, 474, 481, 520, 555, 632, 718, 740, 780, 790, 888, 948, 962, 1027, 1077, 1110, 1185, 1436, 1443, 1480, 1560, 1580, 1795, 1896, 1924, 2054, 2154, 2220, 2370, 2405, 2872, 2886, 2923, 3081, 3160, 3590, 3848, 4108, 4308, 4440, 4667, 4740, 4810, 5135, 5385, 5772, 5846, 6162, 7180, 7215, 8216, 8616, 8769, 9334, 9480, 9620, 10270, 10770, 11544, 11692, 12324, 13283, 14001, 14360, 14430, 14615, 15405, 17538, 18668, 19240, 20540, 21540, 23335, 23384, 24648, 26566, 28002, 28361, 28860, 29230, 30810, 35076, 37336, 37999, 39849, 41080, 43080, 43845, 46670, 53132, 56004, 56722, 57720, 58460, 61620, 66415, 70005, 70152, 75998, 79698, 85083, 87690, 93340, 106264, 112008, 113444, 113997, 116920, 123240, 132830, 140010, 141805, 151996, 159396, 170166, 172679, 175380, 186680, 189995, 199245, 226888, 227994, 265660, 280020, 283610, 303992, 318792, 340332, 345358, 350760, 368693, 379990, 398490, 425415, 455988, 518037, 531320, 560040, 567220, 569985, 680664, 690716, 737386, 759980, 796980, 850830, 863395, 911976, 1036074, 1049357, 1106079, 1134440, 1139970, 1381432, 1474772, 1519960, 1593960, 1701660, 1726790, 1843465, 2072148, 2098714, 2212158, 2279940, 2590185, 2949544, 3148071, 3403320, 3453580, 3686930, 4144296, 4197428, 4424316, 4559880, 5180370, 5246785, 5530395, 6296142, 6907160, 7373860, 8394856, 8848632, 10360740, 10493570, 11060790, 12592284, 13641641, 14747720, 15740355, 20721480, 20987140, 22121580, 25184568, 27283282, 31480710, 40924923, 41974280, 44243160, 54566564, 62961420, 68208205, 81849846, 109133128, 125922840, 136416410, 163699692, 204624615, 272832820, 327399384, 409249230, 545665640, 818498460, 1636996920]

約数ペア:

[(1, 1636996920), (2, 818498460), (3, 545665640), (4, 409249230), (5, 327399384), (6, 272832820), (8, 204624615), (10, 163699692), (12, 136416410), (13, 125922840), (15, 109133128), (20, 81849846), (24, 68208205), (26, 62961420), (30, 54566564), (37, 44243160), (39, 41974280), (40, 40924923), (52, 31480710), (60, 27283282), (65, 25184568), (74, 22121580), (78, 20987140), (79, 20721480), (104, 15740355), (111, 14747720), (120, 13641641), (130, 12592284), (148, 11060790), (156, 10493570), (158, 10360740), (185, 8848632), (195, 8394856), (222, 7373860), (237, 6907160), (260, 6296142), (296, 5530395), (312, 5246785), (316, 5180370), (359, 4559880), (370, 4424316), (390, 4197428), (395, 4144296), (444, 3686930), (474, 3453580), (481, 3403320), (520, 3148071), (555, 2949544), (632, 2590185), (718, 2279940), (740, 2212158), (780, 2098714), (790, 2072148), (888, 1843465), (948, 1726790), (962, 1701660), (1027, 1593960), (1077, 1519960), (1110, 1474772), (1185, 1381432), (1436, 1139970), (1443, 1134440), (1480, 1106079), (1560, 1049357), (1580, 1036074), (1795, 911976), (1896, 863395), (1924, 850830), (2054, 796980), (2154, 759980), (2220, 737386), (2370, 690716), (2405, 680664), (2872, 569985), (2886, 567220), (2923, 560040), (3081, 531320), (3160, 518037), (3590, 455988), (3848, 425415), (4108, 398490), (4308, 379990), (4440, 368693), (4667, 350760), (4740, 345358), (4810, 340332), (5135, 318792), (5385, 303992), (5772, 283610), (5846, 280020), (6162, 265660), (7180, 227994), (7215, 226888), (8216, 199245), (8616, 189995), (8769, 186680), (9334, 175380), (9480, 172679), (9620, 170166), (10270, 159396), (10770, 151996), (11544, 141805), (11692, 140010), (12324, 132830), (13283, 123240), (14001, 116920), (14360, 113997), (14430, 113444), (14615, 112008), (15405, 106264), (17538, 93340), (18668, 87690), (19240, 85083), (20540, 79698), (21540, 75998), (23335, 70152), (23384, 70005), (24648, 66415), (26566, 61620), (28002, 58460), (28361, 57720), (28860, 56722), (29230, 56004), (30810, 53132), (35076, 46670), (37336, 43845), (37999, 43080), (39849, 41080)]