2991498120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3571}}^1$

素因数の和:3780

約数の個数: 192

約数和(自身を含む): 10531684800

約数和(自身を除く): 7540186680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 179, 180, 195, 234, 260, 312, 358, 360, 390, 468, 520, 537, 585, 716, 780, 895, 936, 1074, 1170, 1432, 1560, 1611, 1790, 2148, 2327, 2340, 2685, 3222, 3571, 3580, 4296, 4654, 4680, 5370, 6444, 6981, 7142, 7160, 8055, 9308, 10713, 10740, 11635, 12888, 13962, 14284, 16110, 17855, 18616, 20943, 21426, 21480, 23270, 27924, 28568, 32139, 32220, 34905, 35710, 41886, 42852, 46423, 46540, 53565, 55848, 64278, 64440, 69810, 71420, 83772, 85704, 92846, 93080, 104715, 107130, 128556, 139269, 139620, 142840, 160695, 167544, 185692, 209430, 214260, 232115, 257112, 278538, 279240, 321390, 371384, 417807, 418860, 428520, 464230, 557076, 639209, 642780, 696345, 835614, 837720, 928460, 1114152, 1278418, 1285560, 1392690, 1671228, 1856920, 1917627, 2089035, 2556836, 2785380, 3196045, 3342456, 3835254, 4178070, 5113672, 5570760, 5752881, 6392090, 7670508, 8309717, 8356140, 9588135, 11505762, 12784180, 15341016, 16619434, 16712280, 19176270, 23011524, 24929151, 25568360, 28764405, 33238868, 38352540, 41548585, 46023048, 49858302, 57528810, 66477736, 74787453, 76705080, 83097170, 99716604, 115057620, 124645755, 149574906, 166194340, 199433208, 230115240, 249291510, 299149812, 332388680, 373937265, 498583020, 598299624, 747874530, 997166040, 1495749060, 2991498120]

約数ペア:

[(1, 2991498120), (2, 1495749060), (3, 997166040), (4, 747874530), (5, 598299624), (6, 498583020), (8, 373937265), (9, 332388680), (10, 299149812), (12, 249291510), (13, 230115240), (15, 199433208), (18, 166194340), (20, 149574906), (24, 124645755), (26, 115057620), (30, 99716604), (36, 83097170), (39, 76705080), (40, 74787453), (45, 66477736), (52, 57528810), (60, 49858302), (65, 46023048), (72, 41548585), (78, 38352540), (90, 33238868), (104, 28764405), (117, 25568360), (120, 24929151), (130, 23011524), (156, 19176270), (179, 16712280), (180, 16619434), (195, 15341016), (234, 12784180), (260, 11505762), (312, 9588135), (358, 8356140), (360, 8309717), (390, 7670508), (468, 6392090), (520, 5752881), (537, 5570760), (585, 5113672), (716, 4178070), (780, 3835254), (895, 3342456), (936, 3196045), (1074, 2785380), (1170, 2556836), (1432, 2089035), (1560, 1917627), (1611, 1856920), (1790, 1671228), (2148, 1392690), (2327, 1285560), (2340, 1278418), (2685, 1114152), (3222, 928460), (3571, 837720), (3580, 835614), (4296, 696345), (4654, 642780), (4680, 639209), (5370, 557076), (6444, 464230), (6981, 428520), (7142, 418860), (7160, 417807), (8055, 371384), (9308, 321390), (10713, 279240), (10740, 278538), (11635, 257112), (12888, 232115), (13962, 214260), (14284, 209430), (16110, 185692), (17855, 167544), (18616, 160695), (20943, 142840), (21426, 139620), (21480, 139269), (23270, 128556), (27924, 107130), (28568, 104715), (32139, 93080), (32220, 92846), (34905, 85704), (35710, 83772), (41886, 71420), (42852, 69810), (46423, 64440), (46540, 64278), (53565, 55848)]