390455820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2549}}^1$

素因数の和:2624

約数の個数: 144

約数和(自身を含む): 1269777600

約数和(自身を除く): 879321780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 37, 45, 46, 60, 69, 74, 90, 92, 111, 115, 138, 148, 180, 185, 207, 222, 230, 276, 333, 345, 370, 414, 444, 460, 555, 666, 690, 740, 828, 851, 1035, 1110, 1332, 1380, 1665, 1702, 2070, 2220, 2549, 2553, 3330, 3404, 4140, 4255, 5098, 5106, 6660, 7647, 7659, 8510, 10196, 10212, 12745, 12765, 15294, 15318, 17020, 22941, 25490, 25530, 30588, 30636, 38235, 38295, 45882, 50980, 51060, 58627, 76470, 76590, 91764, 94313, 114705, 117254, 152940, 153180, 175881, 188626, 229410, 234508, 282939, 293135, 351762, 377252, 458820, 471565, 527643, 565878, 586270, 703524, 848817, 879405, 943130, 1055286, 1131756, 1172540, 1414695, 1697634, 1758810, 1886260, 2110572, 2169199, 2638215, 2829390, 3395268, 3517620, 4244085, 4338398, 5276430, 5658780, 6507597, 8488170, 8676796, 10552860, 10845995, 13015194, 16976340, 19522791, 21691990, 26030388, 32537985, 39045582, 43383980, 65075970, 78091164, 97613955, 130151940, 195227910, 390455820]

約数ペア:

[(1, 390455820), (2, 195227910), (3, 130151940), (4, 97613955), (5, 78091164), (6, 65075970), (9, 43383980), (10, 39045582), (12, 32537985), (15, 26030388), (18, 21691990), (20, 19522791), (23, 16976340), (30, 13015194), (36, 10845995), (37, 10552860), (45, 8676796), (46, 8488170), (60, 6507597), (69, 5658780), (74, 5276430), (90, 4338398), (92, 4244085), (111, 3517620), (115, 3395268), (138, 2829390), (148, 2638215), (180, 2169199), (185, 2110572), (207, 1886260), (222, 1758810), (230, 1697634), (276, 1414695), (333, 1172540), (345, 1131756), (370, 1055286), (414, 943130), (444, 879405), (460, 848817), (555, 703524), (666, 586270), (690, 565878), (740, 527643), (828, 471565), (851, 458820), (1035, 377252), (1110, 351762), (1332, 293135), (1380, 282939), (1665, 234508), (1702, 229410), (2070, 188626), (2220, 175881), (2549, 153180), (2553, 152940), (3330, 117254), (3404, 114705), (4140, 94313), (4255, 91764), (5098, 76590), (5106, 76470), (6660, 58627), (7647, 51060), (7659, 50980), (8510, 45882), (10196, 38295), (10212, 38235), (12745, 30636), (12765, 30588), (15294, 25530), (15318, 25490), (17020, 22941)]