163474290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:1997

約数の個数: 144

約数和(自身を含む): 520715520

約数和(自身を除く): 357241230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 665, 735, 798, 855, 882, 931, 1197, 1330, 1470, 1710, 1862, 1951, 1995, 2205, 2394, 2793, 3902, 3990, 4410, 4655, 5586, 5853, 5985, 8379, 9310, 9755, 11706, 11970, 13657, 13965, 16758, 17559, 19510, 27314, 27930, 29265, 35118, 37069, 40971, 41895, 58530, 68285, 74138, 81942, 83790, 87795, 95599, 111207, 122913, 136570, 175590, 185345, 191198, 204855, 222414, 245826, 259483, 286797, 333621, 370690, 409710, 477995, 518966, 556035, 573594, 614565, 667242, 778449, 860391, 955990, 1112070, 1229130, 1297415, 1433985, 1556898, 1668105, 1720782, 1816381, 2335347, 2594830, 2867970, 3336210, 3632762, 3892245, 4301955, 4670694, 5449143, 7784490, 8603910, 9081905, 10898286, 11676735, 16347429, 18163810, 23353470, 27245715, 32694858, 54491430, 81737145, 163474290]

約数ペア:

[(1, 163474290), (2, 81737145), (3, 54491430), (5, 32694858), (6, 27245715), (7, 23353470), (9, 18163810), (10, 16347429), (14, 11676735), (15, 10898286), (18, 9081905), (19, 8603910), (21, 7784490), (30, 5449143), (35, 4670694), (38, 4301955), (42, 3892245), (45, 3632762), (49, 3336210), (57, 2867970), (63, 2594830), (70, 2335347), (90, 1816381), (95, 1720782), (98, 1668105), (105, 1556898), (114, 1433985), (126, 1297415), (133, 1229130), (147, 1112070), (171, 955990), (190, 860391), (210, 778449), (245, 667242), (266, 614565), (285, 573594), (294, 556035), (315, 518966), (342, 477995), (399, 409710), (441, 370690), (490, 333621), (570, 286797), (630, 259483), (665, 245826), (735, 222414), (798, 204855), (855, 191198), (882, 185345), (931, 175590), (1197, 136570), (1330, 122913), (1470, 111207), (1710, 95599), (1862, 87795), (1951, 83790), (1995, 81942), (2205, 74138), (2394, 68285), (2793, 58530), (3902, 41895), (3990, 40971), (4410, 37069), (4655, 35118), (5586, 29265), (5853, 27930), (5985, 27314), (8379, 19510), (9310, 17559), (9755, 16758), (11706, 13965), (11970, 13657)]