172488120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 256

約数和(自身を含む): 641986560

約数和(自身を除く): 469498440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 47, 51, 56, 60, 68, 70, 84, 85, 94, 102, 105, 119, 120, 136, 140, 141, 168, 170, 188, 204, 210, 235, 238, 255, 257, 280, 282, 329, 340, 357, 376, 408, 420, 470, 476, 510, 514, 564, 595, 658, 680, 705, 714, 771, 799, 840, 940, 952, 987, 1020, 1028, 1128, 1190, 1285, 1316, 1410, 1428, 1542, 1598, 1645, 1785, 1799, 1880, 1974, 2040, 2056, 2380, 2397, 2570, 2632, 2820, 2856, 3084, 3196, 3290, 3570, 3598, 3855, 3948, 3995, 4369, 4760, 4794, 4935, 5140, 5397, 5593, 5640, 6168, 6392, 6580, 7140, 7196, 7710, 7896, 7990, 8738, 8995, 9588, 9870, 10280, 10794, 11186, 11985, 12079, 13107, 13160, 14280, 14392, 15420, 15980, 16779, 17476, 17990, 19176, 19740, 21588, 21845, 22372, 23970, 24158, 26214, 26985, 27965, 30583, 30840, 31960, 33558, 34952, 35980, 36237, 39480, 43176, 43690, 44744, 47940, 48316, 52428, 53970, 55930, 60395, 61166, 65535, 67116, 71960, 72474, 83895, 84553, 87380, 91749, 95880, 96632, 104856, 107940, 111860, 120790, 122332, 131070, 134232, 144948, 152915, 167790, 169106, 174760, 181185, 183498, 205343, 215880, 223720, 241580, 244664, 253659, 262140, 289896, 305830, 335580, 338212, 362370, 366996, 410686, 422765, 458745, 483160, 507318, 524280, 611660, 616029, 671160, 676424, 724740, 733992, 821372, 845530, 917490, 1014636, 1026715, 1223320, 1232058, 1268295, 1437401, 1449480, 1642744, 1691060, 1834980, 2029272, 2053430, 2464116, 2536590, 2874802, 3080145, 3382120, 3669960, 4106860, 4312203, 4928232, 5073180, 5749604, 6160290, 7187005, 8213720, 8624406, 10146360, 11499208, 12320580, 14374010, 17248812, 21561015, 24641160, 28748020, 34497624, 43122030, 57496040, 86244060, 172488120]

約数ペア:

[(1, 172488120), (2, 86244060), (3, 57496040), (4, 43122030), (5, 34497624), (6, 28748020), (7, 24641160), (8, 21561015), (10, 17248812), (12, 14374010), (14, 12320580), (15, 11499208), (17, 10146360), (20, 8624406), (21, 8213720), (24, 7187005), (28, 6160290), (30, 5749604), (34, 5073180), (35, 4928232), (40, 4312203), (42, 4106860), (47, 3669960), (51, 3382120), (56, 3080145), (60, 2874802), (68, 2536590), (70, 2464116), (84, 2053430), (85, 2029272), (94, 1834980), (102, 1691060), (105, 1642744), (119, 1449480), (120, 1437401), (136, 1268295), (140, 1232058), (141, 1223320), (168, 1026715), (170, 1014636), (188, 917490), (204, 845530), (210, 821372), (235, 733992), (238, 724740), (255, 676424), (257, 671160), (280, 616029), (282, 611660), (329, 524280), (340, 507318), (357, 483160), (376, 458745), (408, 422765), (420, 410686), (470, 366996), (476, 362370), (510, 338212), (514, 335580), (564, 305830), (595, 289896), (658, 262140), (680, 253659), (705, 244664), (714, 241580), (771, 223720), (799, 215880), (840, 205343), (940, 183498), (952, 181185), (987, 174760), (1020, 169106), (1028, 167790), (1128, 152915), (1190, 144948), (1285, 134232), (1316, 131070), (1410, 122332), (1428, 120790), (1542, 111860), (1598, 107940), (1645, 104856), (1785, 96632), (1799, 95880), (1880, 91749), (1974, 87380), (2040, 84553), (2056, 83895), (2380, 72474), (2397, 71960), (2570, 67116), (2632, 65535), (2820, 61166), (2856, 60395), (3084, 55930), (3196, 53970), (3290, 52428), (3570, 48316), (3598, 47940), (3855, 44744), (3948, 43690), (3995, 43176), (4369, 39480), (4760, 36237), (4794, 35980), (4935, 34952), (5140, 33558), (5397, 31960), (5593, 30840), (5640, 30583), (6168, 27965), (6392, 26985), (6580, 26214), (7140, 24158), (7196, 23970), (7710, 22372), (7896, 21845), (7990, 21588), (8738, 19740), (8995, 19176), (9588, 17990), (9870, 17476), (10280, 16779), (10794, 15980), (11186, 15420), (11985, 14392), (12079, 14280), (13107, 13160)]