31901940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{3617}}^1$

素因数の和:3646

約数の個数: 108

約数和(自身を含む): 112599396

約数和(自身を除く): 80697456

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 3617, 4410, 7234, 8820, 10851, 14468, 18085, 21702, 25319, 32553, 36170, 43404, 50638, 54255, 65106, 72340, 75957, 101276, 108510, 126595, 130212, 151914, 162765, 177233, 217020, 227871, 253190, 303828, 325530, 354466, 379785, 455742, 506380, 531699, 651060, 708932, 759570, 886165, 911484, 1063398, 1139355, 1519140, 1595097, 1772330, 2126796, 2278710, 2658495, 3190194, 3544660, 4557420, 5316990, 6380388, 7975485, 10633980, 15950970, 31901940]

約数ペア:

[(1, 31901940), (2, 15950970), (3, 10633980), (4, 7975485), (5, 6380388), (6, 5316990), (7, 4557420), (9, 3544660), (10, 3190194), (12, 2658495), (14, 2278710), (15, 2126796), (18, 1772330), (20, 1595097), (21, 1519140), (28, 1139355), (30, 1063398), (35, 911484), (36, 886165), (42, 759570), (45, 708932), (49, 651060), (60, 531699), (63, 506380), (70, 455742), (84, 379785), (90, 354466), (98, 325530), (105, 303828), (126, 253190), (140, 227871), (147, 217020), (180, 177233), (196, 162765), (210, 151914), (245, 130212), (252, 126595), (294, 108510), (315, 101276), (420, 75957), (441, 72340), (490, 65106), (588, 54255), (630, 50638), (735, 43404), (882, 36170), (980, 32553), (1260, 25319), (1470, 21702), (1764, 18085), (2205, 14468), (2940, 10851), (3617, 8820), (4410, 7234)]