61814970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 190146528

約数和(自身を除く): 128331558

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 107, 126, 131, 147, 210, 214, 245, 262, 294, 315, 321, 393, 441, 490, 535, 630, 642, 655, 735, 749, 786, 882, 917, 963, 1070, 1179, 1310, 1470, 1498, 1605, 1834, 1926, 1965, 2205, 2247, 2358, 2751, 3210, 3745, 3930, 4410, 4494, 4585, 4815, 5243, 5502, 5895, 6419, 6741, 7490, 8253, 9170, 9630, 10486, 11235, 11790, 12838, 13482, 13755, 14017, 15729, 16506, 19257, 22470, 26215, 27510, 28034, 31458, 32095, 33705, 38514, 41265, 42051, 47187, 52430, 57771, 64190, 67410, 70085, 78645, 82530, 84102, 94374, 96285, 98119, 115542, 126153, 140170, 157290, 192570, 196238, 210255, 235935, 252306, 288855, 294357, 420510, 471870, 490595, 577710, 588714, 630765, 686833, 883071, 981190, 1261530, 1373666, 1471785, 1766142, 2060499, 2943570, 3434165, 4120998, 4415355, 6181497, 6868330, 8830710, 10302495, 12362994, 20604990, 30907485, 61814970]

約数ペア:

[(1, 61814970), (2, 30907485), (3, 20604990), (5, 12362994), (6, 10302495), (7, 8830710), (9, 6868330), (10, 6181497), (14, 4415355), (15, 4120998), (18, 3434165), (21, 2943570), (30, 2060499), (35, 1766142), (42, 1471785), (45, 1373666), (49, 1261530), (63, 981190), (70, 883071), (90, 686833), (98, 630765), (105, 588714), (107, 577710), (126, 490595), (131, 471870), (147, 420510), (210, 294357), (214, 288855), (245, 252306), (262, 235935), (294, 210255), (315, 196238), (321, 192570), (393, 157290), (441, 140170), (490, 126153), (535, 115542), (630, 98119), (642, 96285), (655, 94374), (735, 84102), (749, 82530), (786, 78645), (882, 70085), (917, 67410), (963, 64190), (1070, 57771), (1179, 52430), (1310, 47187), (1470, 42051), (1498, 41265), (1605, 38514), (1834, 33705), (1926, 32095), (1965, 31458), (2205, 28034), (2247, 27510), (2358, 26215), (2751, 22470), (3210, 19257), (3745, 16506), (3930, 15729), (4410, 14017), (4494, 13755), (4585, 13482), (4815, 12838), (5243, 11790), (5502, 11235), (5895, 10486), (6419, 9630), (6741, 9170), (7490, 8253)]