8820240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:297

約数の個数: 160

約数和(自身を含む): 32247936

約数和(自身を除く): 23427696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 257, 260, 264, 286, 312, 330, 390, 429, 440, 514, 520, 528, 572, 624, 660, 715, 771, 780, 858, 880, 1028, 1040, 1144, 1285, 1320, 1430, 1542, 1560, 1716, 2056, 2145, 2288, 2570, 2640, 2827, 2860, 3084, 3120, 3341, 3432, 3855, 4112, 4290, 5140, 5654, 5720, 6168, 6682, 6864, 7710, 8481, 8580, 10023, 10280, 11308, 11440, 12336, 13364, 14135, 15420, 16705, 16962, 17160, 20046, 20560, 22616, 26728, 28270, 30840, 33410, 33924, 34320, 36751, 40092, 42405, 45232, 50115, 53456, 56540, 61680, 66820, 67848, 73502, 80184, 84810, 100230, 110253, 113080, 133640, 135696, 147004, 160368, 169620, 183755, 200460, 220506, 226160, 267280, 294008, 339240, 367510, 400920, 441012, 551265, 588016, 678480, 735020, 801840, 882024, 1102530, 1470040, 1764048, 2205060, 2940080, 4410120, 8820240]

約数ペア:

[(1, 8820240), (2, 4410120), (3, 2940080), (4, 2205060), (5, 1764048), (6, 1470040), (8, 1102530), (10, 882024), (11, 801840), (12, 735020), (13, 678480), (15, 588016), (16, 551265), (20, 441012), (22, 400920), (24, 367510), (26, 339240), (30, 294008), (33, 267280), (39, 226160), (40, 220506), (44, 200460), (48, 183755), (52, 169620), (55, 160368), (60, 147004), (65, 135696), (66, 133640), (78, 113080), (80, 110253), (88, 100230), (104, 84810), (110, 80184), (120, 73502), (130, 67848), (132, 66820), (143, 61680), (156, 56540), (165, 53456), (176, 50115), (195, 45232), (208, 42405), (220, 40092), (240, 36751), (257, 34320), (260, 33924), (264, 33410), (286, 30840), (312, 28270), (330, 26728), (390, 22616), (429, 20560), (440, 20046), (514, 17160), (520, 16962), (528, 16705), (572, 15420), (624, 14135), (660, 13364), (715, 12336), (771, 11440), (780, 11308), (858, 10280), (880, 10023), (1028, 8580), (1040, 8481), (1144, 7710), (1285, 6864), (1320, 6682), (1430, 6168), (1542, 5720), (1560, 5654), (1716, 5140), (2056, 4290), (2145, 4112), (2288, 3855), (2570, 3432), (2640, 3341), (2827, 3120), (2860, 3084)]