64737420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 205475424

約数和(自身を除く): 140738004

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 121, 132, 148, 165, 185, 220, 222, 241, 242, 330, 363, 370, 407, 444, 482, 484, 555, 605, 660, 723, 726, 740, 814, 964, 1110, 1205, 1210, 1221, 1446, 1452, 1628, 1815, 2035, 2220, 2410, 2420, 2442, 2651, 2892, 3615, 3630, 4070, 4477, 4820, 4884, 5302, 6105, 7230, 7260, 7953, 8140, 8917, 8954, 10604, 12210, 13255, 13431, 14460, 15906, 17834, 17908, 22385, 24420, 26510, 26751, 26862, 29161, 31812, 35668, 39765, 44585, 44770, 53020, 53502, 53724, 58322, 67155, 79530, 87483, 89170, 89540, 98087, 107004, 116644, 133755, 134310, 145805, 159060, 174966, 178340, 196174, 267510, 268620, 291610, 294261, 349932, 392348, 437415, 490435, 535020, 583220, 588522, 874830, 980870, 1078957, 1177044, 1471305, 1749660, 1961740, 2157914, 2942610, 3236871, 4315828, 5394785, 5885220, 6473742, 10789570, 12947484, 16184355, 21579140, 32368710, 64737420]

約数ペア:

[(1, 64737420), (2, 32368710), (3, 21579140), (4, 16184355), (5, 12947484), (6, 10789570), (10, 6473742), (11, 5885220), (12, 5394785), (15, 4315828), (20, 3236871), (22, 2942610), (30, 2157914), (33, 1961740), (37, 1749660), (44, 1471305), (55, 1177044), (60, 1078957), (66, 980870), (74, 874830), (110, 588522), (111, 583220), (121, 535020), (132, 490435), (148, 437415), (165, 392348), (185, 349932), (220, 294261), (222, 291610), (241, 268620), (242, 267510), (330, 196174), (363, 178340), (370, 174966), (407, 159060), (444, 145805), (482, 134310), (484, 133755), (555, 116644), (605, 107004), (660, 98087), (723, 89540), (726, 89170), (740, 87483), (814, 79530), (964, 67155), (1110, 58322), (1205, 53724), (1210, 53502), (1221, 53020), (1446, 44770), (1452, 44585), (1628, 39765), (1815, 35668), (2035, 31812), (2220, 29161), (2410, 26862), (2420, 26751), (2442, 26510), (2651, 24420), (2892, 22385), (3615, 17908), (3630, 17834), (4070, 15906), (4477, 14460), (4820, 13431), (4884, 13255), (5302, 12210), (6105, 10604), (7230, 8954), (7260, 8917), (7953, 8140)]