1291233840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2539}}^1$

素因数の和:2731

約数の個数: 160

約数和(自身を含む): 4338888960

約数和(自身を除く): 3047655120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 163, 195, 208, 240, 260, 312, 326, 390, 489, 520, 624, 652, 780, 815, 978, 1040, 1304, 1560, 1630, 1956, 2119, 2445, 2539, 2608, 3120, 3260, 3912, 4238, 4890, 5078, 6357, 6520, 7617, 7824, 8476, 9780, 10156, 10595, 12695, 12714, 13040, 15234, 16952, 19560, 20312, 21190, 25390, 25428, 30468, 31785, 33007, 33904, 38085, 39120, 40624, 42380, 50780, 50856, 60936, 63570, 66014, 76170, 84760, 99021, 101560, 101712, 121872, 127140, 132028, 152340, 165035, 169520, 198042, 203120, 254280, 264056, 304680, 330070, 396084, 413857, 495105, 508560, 528112, 609360, 660140, 792168, 827714, 990210, 1241571, 1320280, 1584336, 1655428, 1980420, 2069285, 2483142, 2640560, 3310856, 3960840, 4138570, 4966284, 5380141, 6207855, 6621712, 7921680, 8277140, 9932568, 10760282, 12415710, 16140423, 16554280, 19865136, 21520564, 24831420, 26900705, 32280846, 33108560, 43041128, 49662840, 53801410, 64561692, 80702115, 86082256, 99325680, 107602820, 129123384, 161404230, 215205640, 258246768, 322808460, 430411280, 645616920, 1291233840]

約数ペア:

[(1, 1291233840), (2, 645616920), (3, 430411280), (4, 322808460), (5, 258246768), (6, 215205640), (8, 161404230), (10, 129123384), (12, 107602820), (13, 99325680), (15, 86082256), (16, 80702115), (20, 64561692), (24, 53801410), (26, 49662840), (30, 43041128), (39, 33108560), (40, 32280846), (48, 26900705), (52, 24831420), (60, 21520564), (65, 19865136), (78, 16554280), (80, 16140423), (104, 12415710), (120, 10760282), (130, 9932568), (156, 8277140), (163, 7921680), (195, 6621712), (208, 6207855), (240, 5380141), (260, 4966284), (312, 4138570), (326, 3960840), (390, 3310856), (489, 2640560), (520, 2483142), (624, 2069285), (652, 1980420), (780, 1655428), (815, 1584336), (978, 1320280), (1040, 1241571), (1304, 990210), (1560, 827714), (1630, 792168), (1956, 660140), (2119, 609360), (2445, 528112), (2539, 508560), (2608, 495105), (3120, 413857), (3260, 396084), (3912, 330070), (4238, 304680), (4890, 264056), (5078, 254280), (6357, 203120), (6520, 198042), (7617, 169520), (7824, 165035), (8476, 152340), (9780, 132028), (10156, 127140), (10595, 121872), (12695, 101712), (12714, 101560), (13040, 99021), (15234, 84760), (16952, 76170), (19560, 66014), (20312, 63570), (21190, 60936), (25390, 50856), (25428, 50780), (30468, 42380), (31785, 40624), (33007, 39120), (33904, 38085)]