766437420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2531}}^1$

素因数の和:2660

約数の個数: 144

約数和(自身を含む): 2521628928

約数和(自身を除く): 1755191508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 103, 105, 140, 147, 196, 206, 210, 245, 294, 309, 412, 420, 490, 515, 588, 618, 721, 735, 980, 1030, 1236, 1442, 1470, 1545, 2060, 2163, 2531, 2884, 2940, 3090, 3605, 4326, 5047, 5062, 6180, 7210, 7593, 8652, 10094, 10124, 10815, 12655, 14420, 15141, 15186, 17717, 20188, 21630, 25235, 25310, 30282, 30372, 35434, 37965, 43260, 50470, 50620, 53151, 60564, 70868, 75705, 75930, 88585, 100940, 106302, 124019, 151410, 151860, 177170, 212604, 248038, 260693, 265755, 302820, 354340, 372057, 496076, 521386, 531510, 620095, 744114, 782079, 1042772, 1063020, 1240190, 1303465, 1488228, 1564158, 1824851, 1860285, 2480380, 2606930, 3128316, 3649702, 3720570, 3910395, 5213860, 5474553, 7299404, 7441140, 7820790, 9124255, 10949106, 12773957, 15641580, 18248510, 21898212, 25547914, 27372765, 36497020, 38321871, 51095828, 54745530, 63869785, 76643742, 109491060, 127739570, 153287484, 191609355, 255479140, 383218710, 766437420]

約数ペア:

[(1, 766437420), (2, 383218710), (3, 255479140), (4, 191609355), (5, 153287484), (6, 127739570), (7, 109491060), (10, 76643742), (12, 63869785), (14, 54745530), (15, 51095828), (20, 38321871), (21, 36497020), (28, 27372765), (30, 25547914), (35, 21898212), (42, 18248510), (49, 15641580), (60, 12773957), (70, 10949106), (84, 9124255), (98, 7820790), (103, 7441140), (105, 7299404), (140, 5474553), (147, 5213860), (196, 3910395), (206, 3720570), (210, 3649702), (245, 3128316), (294, 2606930), (309, 2480380), (412, 1860285), (420, 1824851), (490, 1564158), (515, 1488228), (588, 1303465), (618, 1240190), (721, 1063020), (735, 1042772), (980, 782079), (1030, 744114), (1236, 620095), (1442, 531510), (1470, 521386), (1545, 496076), (2060, 372057), (2163, 354340), (2531, 302820), (2884, 265755), (2940, 260693), (3090, 248038), (3605, 212604), (4326, 177170), (5047, 151860), (5062, 151410), (6180, 124019), (7210, 106302), (7593, 100940), (8652, 88585), (10094, 75930), (10124, 75705), (10815, 70868), (12655, 60564), (14420, 53151), (15141, 50620), (15186, 50470), (17717, 43260), (20188, 37965), (21630, 35434), (25235, 30372), (25310, 30282)]