1601215720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5843}}^1$

素因数の和:5915

約数の個数: 128

約数和(自身を含む): 4241341440

約数和(自身を除く): 2640125720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 527, 620, 680, 806, 884, 1054, 1105, 1240, 1612, 1768, 2015, 2108, 2210, 2635, 3224, 4030, 4216, 4420, 5270, 5843, 6851, 8060, 8840, 10540, 11686, 13702, 16120, 21080, 23372, 27404, 29215, 34255, 46744, 54808, 58430, 68510, 75959, 99331, 116860, 137020, 151918, 181133, 198662, 233720, 274040, 303836, 362266, 379795, 397324, 496655, 607672, 724532, 759590, 794648, 905665, 993310, 1291303, 1449064, 1519180, 1811330, 1986620, 2354729, 2582606, 3038360, 3079261, 3622660, 3973240, 4709458, 5165212, 6158522, 6456515, 7245320, 9418916, 10330424, 11773645, 12317044, 12913030, 15396305, 18837832, 23547290, 24634088, 25826060, 30792610, 40030393, 47094580, 51652120, 61585220, 80060786, 94189160, 123170440, 160121572, 200151965, 320243144, 400303930, 800607860, 1601215720]

約数ペア:

[(1, 1601215720), (2, 800607860), (4, 400303930), (5, 320243144), (8, 200151965), (10, 160121572), (13, 123170440), (17, 94189160), (20, 80060786), (26, 61585220), (31, 51652120), (34, 47094580), (40, 40030393), (52, 30792610), (62, 25826060), (65, 24634088), (68, 23547290), (85, 18837832), (104, 15396305), (124, 12913030), (130, 12317044), (136, 11773645), (155, 10330424), (170, 9418916), (221, 7245320), (248, 6456515), (260, 6158522), (310, 5165212), (340, 4709458), (403, 3973240), (442, 3622660), (520, 3079261), (527, 3038360), (620, 2582606), (680, 2354729), (806, 1986620), (884, 1811330), (1054, 1519180), (1105, 1449064), (1240, 1291303), (1612, 993310), (1768, 905665), (2015, 794648), (2108, 759590), (2210, 724532), (2635, 607672), (3224, 496655), (4030, 397324), (4216, 379795), (4420, 362266), (5270, 303836), (5843, 274040), (6851, 233720), (8060, 198662), (8840, 181133), (10540, 151918), (11686, 137020), (13702, 116860), (16120, 99331), (21080, 75959), (23372, 68510), (27404, 58430), (29215, 54808), (34255, 46744)]