61945260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 193687200

約数和(自身を除く): 131741940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 149, 156, 164, 169, 195, 205, 246, 260, 298, 338, 390, 410, 447, 492, 507, 533, 596, 615, 676, 745, 780, 820, 845, 894, 1014, 1066, 1230, 1490, 1599, 1690, 1788, 1937, 2028, 2132, 2235, 2460, 2535, 2665, 2980, 3198, 3380, 3874, 4470, 5070, 5330, 5811, 6109, 6396, 6929, 7748, 7995, 8940, 9685, 10140, 10660, 11622, 12218, 13858, 15990, 18327, 19370, 20787, 23244, 24436, 25181, 27716, 29055, 30545, 31980, 34645, 36654, 38740, 41574, 50362, 58110, 61090, 69290, 73308, 75543, 79417, 83148, 91635, 100724, 103935, 116220, 122180, 125905, 138580, 151086, 158834, 183270, 207870, 238251, 251810, 302172, 317668, 366540, 377715, 397085, 415740, 476502, 503620, 755430, 794170, 953004, 1032421, 1191255, 1510860, 1588340, 2064842, 2382510, 3097263, 4129684, 4765020, 5162105, 6194526, 10324210, 12389052, 15486315, 20648420, 30972630, 61945260]

約数ペア:

[(1, 61945260), (2, 30972630), (3, 20648420), (4, 15486315), (5, 12389052), (6, 10324210), (10, 6194526), (12, 5162105), (13, 4765020), (15, 4129684), (20, 3097263), (26, 2382510), (30, 2064842), (39, 1588340), (41, 1510860), (52, 1191255), (60, 1032421), (65, 953004), (78, 794170), (82, 755430), (123, 503620), (130, 476502), (149, 415740), (156, 397085), (164, 377715), (169, 366540), (195, 317668), (205, 302172), (246, 251810), (260, 238251), (298, 207870), (338, 183270), (390, 158834), (410, 151086), (447, 138580), (492, 125905), (507, 122180), (533, 116220), (596, 103935), (615, 100724), (676, 91635), (745, 83148), (780, 79417), (820, 75543), (845, 73308), (894, 69290), (1014, 61090), (1066, 58110), (1230, 50362), (1490, 41574), (1599, 38740), (1690, 36654), (1788, 34645), (1937, 31980), (2028, 30545), (2132, 29055), (2235, 27716), (2460, 25181), (2535, 24436), (2665, 23244), (2980, 20787), (3198, 19370), (3380, 18327), (3874, 15990), (4470, 13858), (5070, 12218), (5330, 11622), (5811, 10660), (6109, 10140), (6396, 9685), (6929, 8940), (7748, 7995)]