164577840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:787

約数の個数: 160

約数和(自身を含む): 587629056

約数和(自身を除く): 423051216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 163, 168, 210, 240, 280, 326, 336, 420, 489, 560, 601, 652, 815, 840, 978, 1141, 1202, 1304, 1630, 1680, 1803, 1956, 2282, 2404, 2445, 2608, 3005, 3260, 3423, 3606, 3912, 4207, 4564, 4808, 4890, 5705, 6010, 6520, 6846, 7212, 7824, 8414, 9015, 9128, 9616, 9780, 11410, 12020, 12621, 13040, 13692, 14424, 16828, 17115, 18030, 18256, 19560, 21035, 22820, 24040, 25242, 27384, 28848, 33656, 34230, 36060, 39120, 42070, 45640, 48080, 50484, 54768, 63105, 67312, 68460, 72120, 84140, 91280, 97963, 100968, 126210, 136920, 144240, 168280, 195926, 201936, 252420, 273840, 293889, 336560, 391852, 489815, 504840, 587778, 685741, 783704, 979630, 1009680, 1175556, 1371482, 1469445, 1567408, 1959260, 2057223, 2351112, 2742964, 2938890, 3428705, 3918520, 4114446, 4702224, 5485928, 5877780, 6857410, 7837040, 8228892, 10286115, 10971856, 11755560, 13714820, 16457784, 20572230, 23511120, 27429640, 32915568, 41144460, 54859280, 82288920, 164577840]

約数ペア:

[(1, 164577840), (2, 82288920), (3, 54859280), (4, 41144460), (5, 32915568), (6, 27429640), (7, 23511120), (8, 20572230), (10, 16457784), (12, 13714820), (14, 11755560), (15, 10971856), (16, 10286115), (20, 8228892), (21, 7837040), (24, 6857410), (28, 5877780), (30, 5485928), (35, 4702224), (40, 4114446), (42, 3918520), (48, 3428705), (56, 2938890), (60, 2742964), (70, 2351112), (80, 2057223), (84, 1959260), (105, 1567408), (112, 1469445), (120, 1371482), (140, 1175556), (163, 1009680), (168, 979630), (210, 783704), (240, 685741), (280, 587778), (326, 504840), (336, 489815), (420, 391852), (489, 336560), (560, 293889), (601, 273840), (652, 252420), (815, 201936), (840, 195926), (978, 168280), (1141, 144240), (1202, 136920), (1304, 126210), (1630, 100968), (1680, 97963), (1803, 91280), (1956, 84140), (2282, 72120), (2404, 68460), (2445, 67312), (2608, 63105), (3005, 54768), (3260, 50484), (3423, 48080), (3606, 45640), (3912, 42070), (4207, 39120), (4564, 36060), (4808, 34230), (4890, 33656), (5705, 28848), (6010, 27384), (6520, 25242), (6846, 24040), (7212, 22820), (7824, 21035), (8414, 19560), (9015, 18256), (9128, 18030), (9616, 17115), (9780, 16828), (11410, 14424), (12020, 13692), (12621, 13040)]