648680760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19801}}^1$

素因数の和:19838

約数の個数: 192

約数和(自身を含む): 2594854080

約数和(自身を除く): 1946173320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 19801, 32760, 39602, 59403, 79204, 99005, 118806, 138607, 158408, 178209, 198010, 237612, 257413, 277214, 297015, 356418, 396020, 415821, 475224, 514826, 554428, 594030, 693035, 712836, 772239, 792040, 831642, 891045, 1029652, 1108856, 1188060, 1247463, 1287065, 1386070, 1425672, 1544478, 1663284, 1782090, 1801891, 2059304, 2079105, 2316717, 2376120, 2494926, 2574130, 2772140, 3088956, 3326568, 3564180, 3603782, 3861195, 4158210, 4633434, 4989852, 5148260, 5405673, 5544280, 6177912, 6237315, 7128360, 7207564, 7722390, 8316420, 9009455, 9266868, 9979704, 10296520, 10811346, 11583585, 12474630, 14415128, 15444780, 16217019, 16632840, 18018910, 18533736, 21622692, 23167170, 24949260, 27028365, 30889560, 32434038, 36037820, 43245384, 46334340, 49898520, 54056730, 64868076, 72075640, 81085095, 92668680, 108113460, 129736152, 162170190, 216226920, 324340380, 648680760]

約数ペア:

[(1, 648680760), (2, 324340380), (3, 216226920), (4, 162170190), (5, 129736152), (6, 108113460), (7, 92668680), (8, 81085095), (9, 72075640), (10, 64868076), (12, 54056730), (13, 49898520), (14, 46334340), (15, 43245384), (18, 36037820), (20, 32434038), (21, 30889560), (24, 27028365), (26, 24949260), (28, 23167170), (30, 21622692), (35, 18533736), (36, 18018910), (39, 16632840), (40, 16217019), (42, 15444780), (45, 14415128), (52, 12474630), (56, 11583585), (60, 10811346), (63, 10296520), (65, 9979704), (70, 9266868), (72, 9009455), (78, 8316420), (84, 7722390), (90, 7207564), (91, 7128360), (104, 6237315), (105, 6177912), (117, 5544280), (120, 5405673), (126, 5148260), (130, 4989852), (140, 4633434), (156, 4158210), (168, 3861195), (180, 3603782), (182, 3564180), (195, 3326568), (210, 3088956), (234, 2772140), (252, 2574130), (260, 2494926), (273, 2376120), (280, 2316717), (312, 2079105), (315, 2059304), (360, 1801891), (364, 1782090), (390, 1663284), (420, 1544478), (455, 1425672), (468, 1386070), (504, 1287065), (520, 1247463), (546, 1188060), (585, 1108856), (630, 1029652), (728, 891045), (780, 831642), (819, 792040), (840, 772239), (910, 712836), (936, 693035), (1092, 594030), (1170, 554428), (1260, 514826), (1365, 475224), (1560, 415821), (1638, 396020), (1820, 356418), (2184, 297015), (2340, 277214), (2520, 257413), (2730, 237612), (3276, 198010), (3640, 178209), (4095, 158408), (4680, 138607), (5460, 118806), (6552, 99005), (8190, 79204), (10920, 59403), (16380, 39602), (19801, 32760)]