319660740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4159}}^1$

素因数の和:4242

約数の個数: 144

約数和(自身を含む): 1126594560

約数和(自身を除く): 806933820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 3660, 3843, 4159, 4270, 5124, 5490, 6405, 7686, 8318, 8540, 10980, 12477, 12810, 15372, 16636, 19215, 20795, 24954, 25620, 29113, 37431, 38430, 41590, 49908, 58226, 62385, 74862, 76860, 83180, 87339, 116452, 124770, 145565, 149724, 174678, 187155, 249540, 253699, 262017, 291130, 349356, 374310, 436695, 507398, 524034, 582260, 748620, 761097, 873390, 1014796, 1048068, 1268495, 1310085, 1522194, 1746780, 1775893, 2283291, 2536990, 2620170, 3044388, 3551786, 3805485, 4566582, 5073980, 5240340, 5327679, 7103572, 7610970, 8879465, 9133164, 10655358, 11416455, 15221940, 15983037, 17758930, 21310716, 22832910, 26638395, 31966074, 35517860, 45665820, 53276790, 63932148, 79915185, 106553580, 159830370, 319660740]

約数ペア:

[(1, 319660740), (2, 159830370), (3, 106553580), (4, 79915185), (5, 63932148), (6, 53276790), (7, 45665820), (9, 35517860), (10, 31966074), (12, 26638395), (14, 22832910), (15, 21310716), (18, 17758930), (20, 15983037), (21, 15221940), (28, 11416455), (30, 10655358), (35, 9133164), (36, 8879465), (42, 7610970), (45, 7103572), (60, 5327679), (61, 5240340), (63, 5073980), (70, 4566582), (84, 3805485), (90, 3551786), (105, 3044388), (122, 2620170), (126, 2536990), (140, 2283291), (180, 1775893), (183, 1746780), (210, 1522194), (244, 1310085), (252, 1268495), (305, 1048068), (315, 1014796), (366, 873390), (420, 761097), (427, 748620), (549, 582260), (610, 524034), (630, 507398), (732, 436695), (854, 374310), (915, 349356), (1098, 291130), (1220, 262017), (1260, 253699), (1281, 249540), (1708, 187155), (1830, 174678), (2135, 149724), (2196, 145565), (2562, 124770), (2745, 116452), (3660, 87339), (3843, 83180), (4159, 76860), (4270, 74862), (5124, 62385), (5490, 58226), (6405, 49908), (7686, 41590), (8318, 38430), (8540, 37431), (10980, 29113), (12477, 25620), (12810, 24954), (15372, 20795), (16636, 19215)]