42070860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 142037280

約数和(自身を除く): 99966420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 338, 351, 390, 461, 468, 507, 540, 585, 676, 702, 780, 845, 922, 1014, 1170, 1383, 1404, 1521, 1690, 1755, 1844, 2028, 2305, 2340, 2535, 2766, 3042, 3380, 3510, 4149, 4563, 4610, 5070, 5532, 5993, 6084, 6915, 7020, 7605, 8298, 9126, 9220, 10140, 11986, 12447, 13830, 15210, 16596, 17979, 18252, 20745, 22815, 23972, 24894, 27660, 29965, 30420, 35958, 41490, 45630, 49788, 53937, 59930, 62235, 71916, 77909, 82980, 89895, 91260, 107874, 119860, 124470, 155818, 161811, 179790, 215748, 233727, 248940, 269685, 311636, 323622, 359580, 389545, 467454, 539370, 647244, 701181, 779090, 809055, 934908, 1078740, 1168635, 1402362, 1558180, 1618110, 2103543, 2337270, 2804724, 3236220, 3505905, 4207086, 4674540, 7011810, 8414172, 10517715, 14023620, 21035430, 42070860]

約数ペア:

[(1, 42070860), (2, 21035430), (3, 14023620), (4, 10517715), (5, 8414172), (6, 7011810), (9, 4674540), (10, 4207086), (12, 3505905), (13, 3236220), (15, 2804724), (18, 2337270), (20, 2103543), (26, 1618110), (27, 1558180), (30, 1402362), (36, 1168635), (39, 1078740), (45, 934908), (52, 809055), (54, 779090), (60, 701181), (65, 647244), (78, 539370), (90, 467454), (108, 389545), (117, 359580), (130, 323622), (135, 311636), (156, 269685), (169, 248940), (180, 233727), (195, 215748), (234, 179790), (260, 161811), (270, 155818), (338, 124470), (351, 119860), (390, 107874), (461, 91260), (468, 89895), (507, 82980), (540, 77909), (585, 71916), (676, 62235), (702, 59930), (780, 53937), (845, 49788), (922, 45630), (1014, 41490), (1170, 35958), (1383, 30420), (1404, 29965), (1521, 27660), (1690, 24894), (1755, 23972), (1844, 22815), (2028, 20745), (2305, 18252), (2340, 17979), (2535, 16596), (2766, 15210), (3042, 13830), (3380, 12447), (3510, 11986), (4149, 10140), (4563, 9220), (4610, 9126), (5070, 8298), (5532, 7605), (5993, 7020), (6084, 6915)]