27478701320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{5623}}^1$

素因数の和:6235

約数の個数: 128

約数和(自身を含む): 73081405440

約数和(自身を除く): 45602704120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 563, 620, 868, 1085, 1126, 1240, 1736, 2170, 2252, 2815, 3941, 4340, 4504, 5623, 5630, 7882, 8680, 11246, 11260, 15764, 17453, 19705, 22492, 22520, 28115, 31528, 34906, 39361, 39410, 44984, 56230, 69812, 78722, 78820, 87265, 112460, 122171, 139624, 157444, 157640, 174313, 174530, 196805, 224920, 244342, 314888, 348626, 349060, 393610, 488684, 610855, 697252, 698120, 787220, 871565, 977368, 1220191, 1221710, 1394504, 1574440, 1743130, 2440382, 2443420, 3165749, 3486260, 4880764, 4886840, 6100955, 6331498, 6972520, 9761528, 12201910, 12662996, 15828745, 22160243, 24403820, 25325992, 31657490, 44320486, 48807640, 63314980, 88640972, 98138219, 110801215, 126629960, 177281944, 196276438, 221602430, 392552876, 443204860, 490691095, 686967533, 785105752, 886409720, 981382190, 1373935066, 1962764380, 2747870132, 3434837665, 3925528760, 5495740264, 6869675330, 13739350660, 27478701320]

約数ペア:

[(1, 27478701320), (2, 13739350660), (4, 6869675330), (5, 5495740264), (7, 3925528760), (8, 3434837665), (10, 2747870132), (14, 1962764380), (20, 1373935066), (28, 981382190), (31, 886409720), (35, 785105752), (40, 686967533), (56, 490691095), (62, 443204860), (70, 392552876), (124, 221602430), (140, 196276438), (155, 177281944), (217, 126629960), (248, 110801215), (280, 98138219), (310, 88640972), (434, 63314980), (563, 48807640), (620, 44320486), (868, 31657490), (1085, 25325992), (1126, 24403820), (1240, 22160243), (1736, 15828745), (2170, 12662996), (2252, 12201910), (2815, 9761528), (3941, 6972520), (4340, 6331498), (4504, 6100955), (5623, 4886840), (5630, 4880764), (7882, 3486260), (8680, 3165749), (11246, 2443420), (11260, 2440382), (15764, 1743130), (17453, 1574440), (19705, 1394504), (22492, 1221710), (22520, 1220191), (28115, 977368), (31528, 871565), (34906, 787220), (39361, 698120), (39410, 697252), (44984, 610855), (56230, 488684), (69812, 393610), (78722, 349060), (78820, 348626), (87265, 314888), (112460, 244342), (122171, 224920), (139624, 196805), (157444, 174530), (157640, 174313)]