1880407920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^3\times {\mathrm{263}}^1$

素因数の和:372

約数の個数: 160

約数和(自身を含む): 6046470144

約数和(自身を除く): 4166062224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 263, 310, 372, 465, 496, 526, 620, 744, 789, 930, 961, 1052, 1240, 1315, 1488, 1578, 1860, 1922, 2104, 2480, 2630, 2883, 3156, 3720, 3844, 3945, 4208, 4805, 5260, 5766, 6312, 7440, 7688, 7890, 8153, 9610, 10520, 11532, 12624, 14415, 15376, 15780, 16306, 19220, 21040, 23064, 24459, 28830, 29791, 31560, 32612, 38440, 40765, 46128, 48918, 57660, 59582, 63120, 65224, 76880, 81530, 89373, 97836, 115320, 119164, 122295, 130448, 148955, 163060, 178746, 195672, 230640, 238328, 244590, 252743, 297910, 326120, 357492, 391344, 446865, 476656, 489180, 505486, 595820, 652240, 714984, 758229, 893730, 978360, 1010972, 1191640, 1263715, 1429968, 1516458, 1787460, 1956720, 2021944, 2383280, 2527430, 3032916, 3574920, 3791145, 4043888, 5054860, 6065832, 7149840, 7582290, 7835033, 10109720, 12131664, 15164580, 15670066, 20219440, 23505099, 30329160, 31340132, 39175165, 47010198, 60658320, 62680264, 78350330, 94020396, 117525495, 125360528, 156700660, 188040792, 235050990, 313401320, 376081584, 470101980, 626802640, 940203960, 1880407920]

約数ペア:

[(1, 1880407920), (2, 940203960), (3, 626802640), (4, 470101980), (5, 376081584), (6, 313401320), (8, 235050990), (10, 188040792), (12, 156700660), (15, 125360528), (16, 117525495), (20, 94020396), (24, 78350330), (30, 62680264), (31, 60658320), (40, 47010198), (48, 39175165), (60, 31340132), (62, 30329160), (80, 23505099), (93, 20219440), (120, 15670066), (124, 15164580), (155, 12131664), (186, 10109720), (240, 7835033), (248, 7582290), (263, 7149840), (310, 6065832), (372, 5054860), (465, 4043888), (496, 3791145), (526, 3574920), (620, 3032916), (744, 2527430), (789, 2383280), (930, 2021944), (961, 1956720), (1052, 1787460), (1240, 1516458), (1315, 1429968), (1488, 1263715), (1578, 1191640), (1860, 1010972), (1922, 978360), (2104, 893730), (2480, 758229), (2630, 714984), (2883, 652240), (3156, 595820), (3720, 505486), (3844, 489180), (3945, 476656), (4208, 446865), (4805, 391344), (5260, 357492), (5766, 326120), (6312, 297910), (7440, 252743), (7688, 244590), (7890, 238328), (8153, 230640), (9610, 195672), (10520, 178746), (11532, 163060), (12624, 148955), (14415, 130448), (15376, 122295), (15780, 119164), (16306, 115320), (19220, 97836), (21040, 89373), (23064, 81530), (24459, 76880), (28830, 65224), (29791, 63120), (31560, 59582), (32612, 57660), (38440, 48918), (40765, 46128)]