71144550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 206303760

約数和(自身を除く): 135159210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 53, 57, 75, 90, 95, 106, 114, 150, 157, 159, 171, 190, 225, 265, 285, 314, 318, 342, 450, 471, 475, 477, 530, 570, 785, 795, 855, 942, 950, 954, 1007, 1325, 1413, 1425, 1570, 1590, 1710, 2014, 2355, 2385, 2650, 2826, 2850, 2983, 3021, 3925, 3975, 4275, 4710, 4770, 5035, 5966, 6042, 7065, 7850, 7950, 8321, 8550, 8949, 9063, 10070, 11775, 11925, 14130, 14915, 15105, 16642, 17898, 18126, 23550, 23850, 24963, 25175, 26847, 29830, 30210, 35325, 41605, 44745, 45315, 49926, 50350, 53694, 70650, 74575, 74889, 75525, 83210, 89490, 90630, 124815, 134235, 149150, 149778, 151050, 158099, 208025, 223725, 226575, 249630, 268470, 316198, 374445, 416050, 447450, 453150, 474297, 624075, 671175, 748890, 790495, 948594, 1248150, 1342350, 1422891, 1580990, 1872225, 2371485, 2845782, 3744450, 3952475, 4742970, 7114455, 7904950, 11857425, 14228910, 23714850, 35572275, 71144550]

約数ペア:

[(1, 71144550), (2, 35572275), (3, 23714850), (5, 14228910), (6, 11857425), (9, 7904950), (10, 7114455), (15, 4742970), (18, 3952475), (19, 3744450), (25, 2845782), (30, 2371485), (38, 1872225), (45, 1580990), (50, 1422891), (53, 1342350), (57, 1248150), (75, 948594), (90, 790495), (95, 748890), (106, 671175), (114, 624075), (150, 474297), (157, 453150), (159, 447450), (171, 416050), (190, 374445), (225, 316198), (265, 268470), (285, 249630), (314, 226575), (318, 223725), (342, 208025), (450, 158099), (471, 151050), (475, 149778), (477, 149150), (530, 134235), (570, 124815), (785, 90630), (795, 89490), (855, 83210), (942, 75525), (950, 74889), (954, 74575), (1007, 70650), (1325, 53694), (1413, 50350), (1425, 49926), (1570, 45315), (1590, 44745), (1710, 41605), (2014, 35325), (2355, 30210), (2385, 29830), (2650, 26847), (2826, 25175), (2850, 24963), (2983, 23850), (3021, 23550), (3925, 18126), (3975, 17898), (4275, 16642), (4710, 15105), (4770, 14915), (5035, 14130), (5966, 11925), (6042, 11775), (7065, 10070), (7850, 9063), (7950, 8949), (8321, 8550)]