40025520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2417}}^1$

素因数の和:2459

約数の個数: 120

約数和(自身を含む): 140321376

約数和(自身を除く): 100295856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2417, 2760, 3312, 4140, 4834, 5520, 7251, 8280, 9668, 12085, 14502, 16560, 19336, 21753, 24170, 29004, 36255, 38672, 43506, 48340, 55591, 58008, 72510, 87012, 96680, 108765, 111182, 116016, 145020, 166773, 174024, 193360, 217530, 222364, 277955, 290040, 333546, 348048, 435060, 444728, 500319, 555910, 580080, 667092, 833865, 870120, 889456, 1000638, 1111820, 1334184, 1667730, 1740240, 2001276, 2223640, 2501595, 2668368, 3335460, 4002552, 4447280, 5003190, 6670920, 8005104, 10006380, 13341840, 20012760, 40025520]

約数ペア:

[(1, 40025520), (2, 20012760), (3, 13341840), (4, 10006380), (5, 8005104), (6, 6670920), (8, 5003190), (9, 4447280), (10, 4002552), (12, 3335460), (15, 2668368), (16, 2501595), (18, 2223640), (20, 2001276), (23, 1740240), (24, 1667730), (30, 1334184), (36, 1111820), (40, 1000638), (45, 889456), (46, 870120), (48, 833865), (60, 667092), (69, 580080), (72, 555910), (80, 500319), (90, 444728), (92, 435060), (115, 348048), (120, 333546), (138, 290040), (144, 277955), (180, 222364), (184, 217530), (207, 193360), (230, 174024), (240, 166773), (276, 145020), (345, 116016), (360, 111182), (368, 108765), (414, 96680), (460, 87012), (552, 72510), (690, 58008), (720, 55591), (828, 48340), (920, 43506), (1035, 38672), (1104, 36255), (1380, 29004), (1656, 24170), (1840, 21753), (2070, 19336), (2417, 16560), (2760, 14502), (3312, 12085), (4140, 9668), (4834, 8280), (5520, 7251)]