2891034120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{7211}}^1$

素因数の和:7495

約数の個数: 128

約数和(自身を含む): 9377907840

約数和(自身を除く): 6486873720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 257, 260, 312, 390, 514, 520, 771, 780, 1028, 1285, 1542, 1560, 2056, 2570, 3084, 3341, 3855, 5140, 6168, 6682, 7211, 7710, 10023, 10280, 13364, 14422, 15420, 16705, 20046, 21633, 26728, 28844, 30840, 33410, 36055, 40092, 43266, 50115, 57688, 66820, 72110, 80184, 86532, 93743, 100230, 108165, 133640, 144220, 173064, 187486, 200460, 216330, 281229, 288440, 374972, 400920, 432660, 468715, 562458, 749944, 865320, 937430, 1124916, 1406145, 1853227, 1874860, 2249832, 2812290, 3706454, 3749720, 5559681, 5624580, 7412908, 9266135, 11119362, 11249160, 14825816, 18532270, 22238724, 24091951, 27798405, 37064540, 44477448, 48183902, 55596810, 72275853, 74129080, 96367804, 111193620, 120459755, 144551706, 192735608, 222387240, 240919510, 289103412, 361379265, 481839020, 578206824, 722758530, 963678040, 1445517060, 2891034120]

約数ペア:

[(1, 2891034120), (2, 1445517060), (3, 963678040), (4, 722758530), (5, 578206824), (6, 481839020), (8, 361379265), (10, 289103412), (12, 240919510), (13, 222387240), (15, 192735608), (20, 144551706), (24, 120459755), (26, 111193620), (30, 96367804), (39, 74129080), (40, 72275853), (52, 55596810), (60, 48183902), (65, 44477448), (78, 37064540), (104, 27798405), (120, 24091951), (130, 22238724), (156, 18532270), (195, 14825816), (257, 11249160), (260, 11119362), (312, 9266135), (390, 7412908), (514, 5624580), (520, 5559681), (771, 3749720), (780, 3706454), (1028, 2812290), (1285, 2249832), (1542, 1874860), (1560, 1853227), (2056, 1406145), (2570, 1124916), (3084, 937430), (3341, 865320), (3855, 749944), (5140, 562458), (6168, 468715), (6682, 432660), (7211, 400920), (7710, 374972), (10023, 288440), (10280, 281229), (13364, 216330), (14422, 200460), (15420, 187486), (16705, 173064), (20046, 144220), (21633, 133640), (26728, 108165), (28844, 100230), (30840, 93743), (33410, 86532), (36055, 80184), (40092, 72110), (43266, 66820), (50115, 57688)]