163719780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 537788160

約数和(自身を除く): 374068380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 233, 239, 245, 294, 420, 466, 478, 490, 588, 699, 717, 735, 932, 956, 980, 1165, 1195, 1398, 1434, 1470, 1631, 1673, 2330, 2390, 2796, 2868, 2940, 3262, 3346, 3495, 3585, 4660, 4780, 4893, 5019, 6524, 6692, 6990, 7170, 8155, 8365, 9786, 10038, 11417, 11711, 13980, 14340, 16310, 16730, 19572, 20076, 22834, 23422, 24465, 25095, 32620, 33460, 34251, 35133, 45668, 46844, 48930, 50190, 55687, 57085, 58555, 68502, 70266, 97860, 100380, 111374, 114170, 117110, 137004, 140532, 167061, 171255, 175665, 222748, 228340, 234220, 278435, 334122, 342510, 351330, 389809, 556870, 668244, 685020, 702660, 779618, 835305, 1113740, 1169427, 1559236, 1670610, 1949045, 2338854, 2728663, 3341220, 3898090, 4677708, 5457326, 5847135, 7796180, 8185989, 10914652, 11694270, 13643315, 16371978, 23388540, 27286630, 32743956, 40929945, 54573260, 81859890, 163719780]

約数ペア:

[(1, 163719780), (2, 81859890), (3, 54573260), (4, 40929945), (5, 32743956), (6, 27286630), (7, 23388540), (10, 16371978), (12, 13643315), (14, 11694270), (15, 10914652), (20, 8185989), (21, 7796180), (28, 5847135), (30, 5457326), (35, 4677708), (42, 3898090), (49, 3341220), (60, 2728663), (70, 2338854), (84, 1949045), (98, 1670610), (105, 1559236), (140, 1169427), (147, 1113740), (196, 835305), (210, 779618), (233, 702660), (239, 685020), (245, 668244), (294, 556870), (420, 389809), (466, 351330), (478, 342510), (490, 334122), (588, 278435), (699, 234220), (717, 228340), (735, 222748), (932, 175665), (956, 171255), (980, 167061), (1165, 140532), (1195, 137004), (1398, 117110), (1434, 114170), (1470, 111374), (1631, 100380), (1673, 97860), (2330, 70266), (2390, 68502), (2796, 58555), (2868, 57085), (2940, 55687), (3262, 50190), (3346, 48930), (3495, 46844), (3585, 45668), (4660, 35133), (4780, 34251), (4893, 33460), (5019, 32620), (6524, 25095), (6692, 24465), (6990, 23422), (7170, 22834), (8155, 20076), (8365, 19572), (9786, 16730), (10038, 16310), (11417, 14340), (11711, 13980)]