863940240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{38707}}^1$

素因数の和:38757

約数の個数: 120

約数和(自身を含む): 2995070208

約数和(自身を除く): 2131129968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 38707, 77414, 116121, 154828, 193535, 232242, 309656, 348363, 387070, 464484, 580605, 619312, 696726, 774140, 928968, 1161210, 1199917, 1393452, 1548280, 1741815, 1857936, 2322420, 2399834, 2786904, 3096560, 3483630, 3599751, 4644840, 4799668, 5573808, 5999585, 6967260, 7199502, 9289680, 9599336, 10799253, 11999170, 13934520, 14399004, 17998755, 19198672, 21598506, 23998340, 27869040, 28798008, 35997510, 43197012, 47996680, 53996265, 57596016, 71995020, 86394024, 95993360, 107992530, 143990040, 172788048, 215985060, 287980080, 431970120, 863940240]

約数ペア:

[(1, 863940240), (2, 431970120), (3, 287980080), (4, 215985060), (5, 172788048), (6, 143990040), (8, 107992530), (9, 95993360), (10, 86394024), (12, 71995020), (15, 57596016), (16, 53996265), (18, 47996680), (20, 43197012), (24, 35997510), (30, 28798008), (31, 27869040), (36, 23998340), (40, 21598506), (45, 19198672), (48, 17998755), (60, 14399004), (62, 13934520), (72, 11999170), (80, 10799253), (90, 9599336), (93, 9289680), (120, 7199502), (124, 6967260), (144, 5999585), (155, 5573808), (180, 4799668), (186, 4644840), (240, 3599751), (248, 3483630), (279, 3096560), (310, 2786904), (360, 2399834), (372, 2322420), (465, 1857936), (496, 1741815), (558, 1548280), (620, 1393452), (720, 1199917), (744, 1161210), (930, 928968), (1116, 774140), (1240, 696726), (1395, 619312), (1488, 580605), (1860, 464484), (2232, 387070), (2480, 348363), (2790, 309656), (3720, 232242), (4464, 193535), (5580, 154828), (7440, 116121), (11160, 77414), (22320, 38707)]