263520660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 192

約数和(自身を含む): 853719552

約数和(自身を除く): 590198892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 37, 39, 46, 52, 60, 65, 69, 74, 78, 92, 111, 115, 130, 138, 148, 156, 185, 195, 222, 230, 260, 276, 299, 345, 370, 390, 397, 444, 460, 481, 555, 598, 690, 740, 780, 794, 851, 897, 962, 1110, 1191, 1196, 1380, 1443, 1495, 1588, 1702, 1794, 1924, 1985, 2220, 2382, 2405, 2553, 2886, 2990, 3404, 3588, 3970, 4255, 4485, 4764, 4810, 5106, 5161, 5772, 5955, 5980, 7215, 7940, 8510, 8970, 9131, 9620, 10212, 10322, 11063, 11910, 12765, 14430, 14689, 15483, 17020, 17940, 18262, 20644, 22126, 23820, 25530, 25805, 27393, 28860, 29378, 30966, 33189, 36524, 44067, 44252, 45655, 51060, 51610, 54786, 55315, 58756, 61932, 66378, 73445, 77415, 88134, 91310, 103220, 109572, 110630, 118703, 132756, 136965, 146890, 154830, 165945, 176268, 182620, 190957, 220335, 221260, 237406, 273930, 293780, 309660, 331890, 337847, 356109, 381914, 440670, 474812, 547860, 572871, 593515, 663780, 675694, 712218, 763828, 881340, 954785, 1013541, 1145742, 1187030, 1351388, 1424436, 1689235, 1780545, 1909570, 2027082, 2291484, 2374060, 2864355, 3378470, 3561090, 3819140, 4054164, 4392011, 5067705, 5728710, 6756940, 7122180, 8784022, 10135410, 11457420, 13176033, 17568044, 20270820, 21960055, 26352066, 43920110, 52704132, 65880165, 87840220, 131760330, 263520660]

約数ペア:

[(1, 263520660), (2, 131760330), (3, 87840220), (4, 65880165), (5, 52704132), (6, 43920110), (10, 26352066), (12, 21960055), (13, 20270820), (15, 17568044), (20, 13176033), (23, 11457420), (26, 10135410), (30, 8784022), (37, 7122180), (39, 6756940), (46, 5728710), (52, 5067705), (60, 4392011), (65, 4054164), (69, 3819140), (74, 3561090), (78, 3378470), (92, 2864355), (111, 2374060), (115, 2291484), (130, 2027082), (138, 1909570), (148, 1780545), (156, 1689235), (185, 1424436), (195, 1351388), (222, 1187030), (230, 1145742), (260, 1013541), (276, 954785), (299, 881340), (345, 763828), (370, 712218), (390, 675694), (397, 663780), (444, 593515), (460, 572871), (481, 547860), (555, 474812), (598, 440670), (690, 381914), (740, 356109), (780, 337847), (794, 331890), (851, 309660), (897, 293780), (962, 273930), (1110, 237406), (1191, 221260), (1196, 220335), (1380, 190957), (1443, 182620), (1495, 176268), (1588, 165945), (1702, 154830), (1794, 146890), (1924, 136965), (1985, 132756), (2220, 118703), (2382, 110630), (2405, 109572), (2553, 103220), (2886, 91310), (2990, 88134), (3404, 77415), (3588, 73445), (3970, 66378), (4255, 61932), (4485, 58756), (4764, 55315), (4810, 54786), (5106, 51610), (5161, 51060), (5772, 45655), (5955, 44252), (5980, 44067), (7215, 36524), (7940, 33189), (8510, 30966), (8970, 29378), (9131, 28860), (9620, 27393), (10212, 25805), (10322, 25530), (11063, 23820), (11910, 22126), (12765, 20644), (14430, 18262), (14689, 17940), (15483, 17020)]