643345560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12497}}^1$

素因数の和:12538

約数の個数: 192

約数和(自身を含む): 2456606880

約数和(自身を除く): 1813261320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 572, 585, 660, 715, 780, 792, 858, 936, 990, 1144, 1170, 1287, 1320, 1430, 1560, 1716, 1980, 2145, 2340, 2574, 2860, 3432, 3960, 4290, 4680, 5148, 5720, 6435, 8580, 10296, 12497, 12870, 17160, 24994, 25740, 37491, 49988, 51480, 62485, 74982, 99976, 112473, 124970, 137467, 149964, 162461, 187455, 224946, 249940, 274934, 299928, 324922, 374910, 412401, 449892, 487383, 499880, 549868, 562365, 649844, 687335, 749820, 812305, 824802, 899784, 974766, 1099736, 1124730, 1237203, 1299688, 1374670, 1462149, 1499640, 1624610, 1649604, 1787071, 1949532, 2062005, 2249460, 2436915, 2474406, 2749340, 2924298, 3249220, 3299208, 3574142, 3899064, 4124010, 4498920, 4873830, 4948812, 5361213, 5498680, 5848596, 6186015, 6498440, 7148284, 7310745, 8248020, 8935355, 9747660, 9897624, 10722426, 11697192, 12372030, 14296568, 14621490, 16083639, 16496040, 17870710, 19495320, 21444852, 24744060, 26806065, 29242980, 32167278, 35741420, 42889704, 49488120, 53612130, 58485960, 64334556, 71482840, 80418195, 107224260, 128669112, 160836390, 214448520, 321672780, 643345560]

約数ペア:

[(1, 643345560), (2, 321672780), (3, 214448520), (4, 160836390), (5, 128669112), (6, 107224260), (8, 80418195), (9, 71482840), (10, 64334556), (11, 58485960), (12, 53612130), (13, 49488120), (15, 42889704), (18, 35741420), (20, 32167278), (22, 29242980), (24, 26806065), (26, 24744060), (30, 21444852), (33, 19495320), (36, 17870710), (39, 16496040), (40, 16083639), (44, 14621490), (45, 14296568), (52, 12372030), (55, 11697192), (60, 10722426), (65, 9897624), (66, 9747660), (72, 8935355), (78, 8248020), (88, 7310745), (90, 7148284), (99, 6498440), (104, 6186015), (110, 5848596), (117, 5498680), (120, 5361213), (130, 4948812), (132, 4873830), (143, 4498920), (156, 4124010), (165, 3899064), (180, 3574142), (195, 3299208), (198, 3249220), (220, 2924298), (234, 2749340), (260, 2474406), (264, 2436915), (286, 2249460), (312, 2062005), (330, 1949532), (360, 1787071), (390, 1649604), (396, 1624610), (429, 1499640), (440, 1462149), (468, 1374670), (495, 1299688), (520, 1237203), (572, 1124730), (585, 1099736), (660, 974766), (715, 899784), (780, 824802), (792, 812305), (858, 749820), (936, 687335), (990, 649844), (1144, 562365), (1170, 549868), (1287, 499880), (1320, 487383), (1430, 449892), (1560, 412401), (1716, 374910), (1980, 324922), (2145, 299928), (2340, 274934), (2574, 249940), (2860, 224946), (3432, 187455), (3960, 162461), (4290, 149964), (4680, 137467), (5148, 124970), (5720, 112473), (6435, 99976), (8580, 74982), (10296, 62485), (12497, 51480), (12870, 49988), (17160, 37491), (24994, 25740)]