108802720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 295685208

約数和(自身を除く): 186882488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 181, 208, 221, 260, 272, 289, 340, 362, 416, 442, 520, 544, 578, 680, 724, 884, 905, 1040, 1105, 1156, 1360, 1445, 1448, 1768, 1810, 2080, 2210, 2312, 2353, 2720, 2890, 2896, 3077, 3536, 3620, 3757, 4420, 4624, 4706, 5780, 5792, 6154, 7072, 7240, 7514, 8840, 9248, 9412, 11560, 11765, 12308, 14480, 15028, 15385, 17680, 18785, 18824, 23120, 23530, 24616, 28960, 30056, 30770, 35360, 37570, 37648, 40001, 46240, 47060, 49232, 52309, 60112, 61540, 75140, 75296, 80002, 94120, 98464, 104618, 120224, 123080, 150280, 160004, 188240, 200005, 209236, 246160, 261545, 300560, 320008, 376480, 400010, 418472, 492320, 523090, 601120, 640016, 680017, 800020, 836944, 1046180, 1280032, 1360034, 1600040, 1673888, 2092360, 2720068, 3200080, 3400085, 4184720, 5440136, 6400160, 6800170, 8369440, 10880272, 13600340, 21760544, 27200680, 54401360, 108802720]

約数ペア:

[(1, 108802720), (2, 54401360), (4, 27200680), (5, 21760544), (8, 13600340), (10, 10880272), (13, 8369440), (16, 6800170), (17, 6400160), (20, 5440136), (26, 4184720), (32, 3400085), (34, 3200080), (40, 2720068), (52, 2092360), (65, 1673888), (68, 1600040), (80, 1360034), (85, 1280032), (104, 1046180), (130, 836944), (136, 800020), (160, 680017), (170, 640016), (181, 601120), (208, 523090), (221, 492320), (260, 418472), (272, 400010), (289, 376480), (340, 320008), (362, 300560), (416, 261545), (442, 246160), (520, 209236), (544, 200005), (578, 188240), (680, 160004), (724, 150280), (884, 123080), (905, 120224), (1040, 104618), (1105, 98464), (1156, 94120), (1360, 80002), (1445, 75296), (1448, 75140), (1768, 61540), (1810, 60112), (2080, 52309), (2210, 49232), (2312, 47060), (2353, 46240), (2720, 40001), (2890, 37648), (2896, 37570), (3077, 35360), (3536, 30770), (3620, 30056), (3757, 28960), (4420, 24616), (4624, 23530), (4706, 23120), (5780, 18824), (5792, 18785), (6154, 17680), (7072, 15385), (7240, 15028), (7514, 14480), (8840, 12308), (9248, 11765), (9412, 11560)]