1640572024

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1429}}^1$

素因数の和:1557

約数の個数: 128

約数和(自身を含む): 4036032000

約数和(自身を除く): 2395459976

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 83, 91, 104, 133, 152, 166, 182, 247, 266, 332, 364, 494, 532, 581, 664, 728, 988, 1064, 1079, 1162, 1429, 1577, 1729, 1976, 2158, 2324, 2858, 3154, 3458, 4316, 4648, 5716, 6308, 6916, 7553, 8632, 10003, 11039, 11432, 12616, 13832, 15106, 18577, 20006, 20501, 22078, 27151, 30212, 37154, 40012, 41002, 44156, 54302, 60424, 74308, 80024, 82004, 88312, 108604, 118607, 130039, 143507, 148616, 164008, 190057, 217208, 237214, 260078, 287014, 352963, 380114, 474428, 520156, 574028, 705926, 760228, 830249, 948856, 1040312, 1148056, 1411852, 1520456, 1541891, 1660498, 2253533, 2470741, 2823704, 3083782, 3320996, 4507066, 4941482, 6167564, 6641992, 9014132, 9882964, 10793237, 12335128, 15774731, 18028264, 19765928, 21586474, 29295929, 31549462, 43172948, 58591858, 63098924, 86345896, 117183716, 126197848, 205071503, 234367432, 410143006, 820286012, 1640572024]

約数ペア:

[(1, 1640572024), (2, 820286012), (4, 410143006), (7, 234367432), (8, 205071503), (13, 126197848), (14, 117183716), (19, 86345896), (26, 63098924), (28, 58591858), (38, 43172948), (52, 31549462), (56, 29295929), (76, 21586474), (83, 19765928), (91, 18028264), (104, 15774731), (133, 12335128), (152, 10793237), (166, 9882964), (182, 9014132), (247, 6641992), (266, 6167564), (332, 4941482), (364, 4507066), (494, 3320996), (532, 3083782), (581, 2823704), (664, 2470741), (728, 2253533), (988, 1660498), (1064, 1541891), (1079, 1520456), (1162, 1411852), (1429, 1148056), (1577, 1040312), (1729, 948856), (1976, 830249), (2158, 760228), (2324, 705926), (2858, 574028), (3154, 520156), (3458, 474428), (4316, 380114), (4648, 352963), (5716, 287014), (6308, 260078), (6916, 237214), (7553, 217208), (8632, 190057), (10003, 164008), (11039, 148616), (11432, 143507), (12616, 130039), (13832, 118607), (15106, 108604), (18577, 88312), (20006, 82004), (20501, 80024), (22078, 74308), (27151, 60424), (30212, 54302), (37154, 44156), (40012, 41002)]