1387902240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31091}}^1$

素因数の和:31143

約数の個数: 144

約数和(自身を含む): 4889154816

約数和(自身を除く): 3501252576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 31091, 44640, 62182, 93273, 124364, 155455, 186546, 248728, 279819, 310910, 373092, 466365, 497456, 559638, 621820, 746184, 932730, 963821, 994912, 1119276, 1243640, 1399095, 1492368, 1865460, 1927642, 2238552, 2487280, 2798190, 2891463, 2984736, 3730920, 3855284, 4477104, 4819105, 4974560, 5596380, 5782926, 7461840, 7710568, 8674389, 8954208, 9638210, 11192760, 11565852, 14457315, 14923680, 15421136, 17348778, 19276420, 22385520, 23131704, 28914630, 30842272, 34697556, 38552840, 43371945, 44771040, 46263408, 57829260, 69395112, 77105680, 86743890, 92526816, 115658520, 138790224, 154211360, 173487780, 231317040, 277580448, 346975560, 462634080, 693951120, 1387902240]

約数ペア:

[(1, 1387902240), (2, 693951120), (3, 462634080), (4, 346975560), (5, 277580448), (6, 231317040), (8, 173487780), (9, 154211360), (10, 138790224), (12, 115658520), (15, 92526816), (16, 86743890), (18, 77105680), (20, 69395112), (24, 57829260), (30, 46263408), (31, 44771040), (32, 43371945), (36, 38552840), (40, 34697556), (45, 30842272), (48, 28914630), (60, 23131704), (62, 22385520), (72, 19276420), (80, 17348778), (90, 15421136), (93, 14923680), (96, 14457315), (120, 11565852), (124, 11192760), (144, 9638210), (155, 8954208), (160, 8674389), (180, 7710568), (186, 7461840), (240, 5782926), (248, 5596380), (279, 4974560), (288, 4819105), (310, 4477104), (360, 3855284), (372, 3730920), (465, 2984736), (480, 2891463), (496, 2798190), (558, 2487280), (620, 2238552), (720, 1927642), (744, 1865460), (930, 1492368), (992, 1399095), (1116, 1243640), (1240, 1119276), (1395, 994912), (1440, 963821), (1488, 932730), (1860, 746184), (2232, 621820), (2480, 559638), (2790, 497456), (2976, 466365), (3720, 373092), (4464, 310910), (4960, 279819), (5580, 248728), (7440, 186546), (8928, 155455), (11160, 124364), (14880, 93273), (22320, 62182), (31091, 44640)]