491298080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:899

約数の個数: 192

約数和(自身を含む): 1465164288

約数和(自身を除く): 973866208

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 104, 112, 130, 140, 160, 164, 182, 205, 208, 224, 260, 280, 287, 328, 364, 410, 416, 455, 520, 533, 560, 574, 656, 728, 820, 823, 910, 1040, 1066, 1120, 1148, 1312, 1435, 1456, 1640, 1646, 1820, 2080, 2132, 2296, 2665, 2870, 2912, 3280, 3292, 3640, 3731, 4115, 4264, 4592, 5330, 5740, 5761, 6560, 6584, 7280, 7462, 8230, 8528, 9184, 10660, 10699, 11480, 11522, 13168, 14560, 14924, 16460, 17056, 18655, 21320, 21398, 22960, 23044, 26336, 28805, 29848, 32920, 33743, 37310, 42640, 42796, 45920, 46088, 53495, 57610, 59696, 65840, 67486, 74620, 74893, 85280, 85592, 92176, 106990, 115220, 119392, 131680, 134972, 149240, 149786, 168715, 171184, 184352, 213980, 230440, 236201, 269944, 298480, 299572, 337430, 342368, 374465, 427960, 438659, 460880, 472402, 539888, 596960, 599144, 674860, 748930, 855920, 877318, 921760, 944804, 1079776, 1181005, 1198288, 1349720, 1497860, 1711840, 1754636, 1889608, 2193295, 2362010, 2396576, 2699440, 2995720, 3070613, 3509272, 3779216, 4386590, 4724020, 5398880, 5991440, 6141226, 7018544, 7558432, 8773180, 9448040, 11982880, 12282452, 14037088, 15353065, 17546360, 18896080, 24564904, 30706130, 35092720, 37792160, 49129808, 61412260, 70185440, 98259616, 122824520, 245649040, 491298080]

約数ペア:

[(1, 491298080), (2, 245649040), (4, 122824520), (5, 98259616), (7, 70185440), (8, 61412260), (10, 49129808), (13, 37792160), (14, 35092720), (16, 30706130), (20, 24564904), (26, 18896080), (28, 17546360), (32, 15353065), (35, 14037088), (40, 12282452), (41, 11982880), (52, 9448040), (56, 8773180), (65, 7558432), (70, 7018544), (80, 6141226), (82, 5991440), (91, 5398880), (104, 4724020), (112, 4386590), (130, 3779216), (140, 3509272), (160, 3070613), (164, 2995720), (182, 2699440), (205, 2396576), (208, 2362010), (224, 2193295), (260, 1889608), (280, 1754636), (287, 1711840), (328, 1497860), (364, 1349720), (410, 1198288), (416, 1181005), (455, 1079776), (520, 944804), (533, 921760), (560, 877318), (574, 855920), (656, 748930), (728, 674860), (820, 599144), (823, 596960), (910, 539888), (1040, 472402), (1066, 460880), (1120, 438659), (1148, 427960), (1312, 374465), (1435, 342368), (1456, 337430), (1640, 299572), (1646, 298480), (1820, 269944), (2080, 236201), (2132, 230440), (2296, 213980), (2665, 184352), (2870, 171184), (2912, 168715), (3280, 149786), (3292, 149240), (3640, 134972), (3731, 131680), (4115, 119392), (4264, 115220), (4592, 106990), (5330, 92176), (5740, 85592), (5761, 85280), (6560, 74893), (6584, 74620), (7280, 67486), (7462, 65840), (8230, 59696), (8528, 57610), (9184, 53495), (10660, 46088), (10699, 45920), (11480, 42796), (11522, 42640), (13168, 37310), (14560, 33743), (14924, 32920), (16460, 29848), (17056, 28805), (18655, 26336), (21320, 23044), (21398, 22960)]