57479940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^5\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 216

約数和(自身を含む): 214119360

約数和(自身を除く): 156639420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 343, 380, 399, 420, 441, 490, 532, 570, 588, 630, 665, 684, 686, 735, 798, 855, 882, 931, 980, 1029, 1140, 1197, 1260, 1330, 1372, 1470, 1596, 1710, 1715, 1764, 1862, 1995, 2058, 2205, 2394, 2401, 2660, 2793, 2940, 3087, 3420, 3430, 3724, 3990, 4116, 4410, 4655, 4788, 4802, 5145, 5586, 5985, 6174, 6517, 6860, 7203, 7980, 8379, 8820, 9310, 9604, 10290, 11172, 11970, 12005, 12348, 13034, 13965, 14406, 15435, 16758, 16807, 18620, 19551, 20580, 21609, 23940, 24010, 26068, 27930, 28812, 30870, 32585, 33516, 33614, 36015, 39102, 41895, 43218, 45619, 48020, 50421, 55860, 58653, 61740, 65170, 67228, 72030, 78204, 83790, 84035, 86436, 91238, 97755, 100842, 108045, 117306, 130340, 136857, 144060, 151263, 167580, 168070, 182476, 195510, 201684, 216090, 228095, 234612, 252105, 273714, 293265, 302526, 319333, 336140, 391020, 410571, 432180, 456190, 504210, 547428, 586530, 605052, 638666, 684285, 756315, 821142, 912380, 957999, 1008420, 1173060, 1277332, 1368570, 1512630, 1596665, 1642284, 1915998, 2052855, 2737140, 2873997, 3025260, 3193330, 3831996, 4105710, 4789995, 5747994, 6386660, 8211420, 9579990, 11495988, 14369985, 19159980, 28739970, 57479940]

約数ペア:

[(1, 57479940), (2, 28739970), (3, 19159980), (4, 14369985), (5, 11495988), (6, 9579990), (7, 8211420), (9, 6386660), (10, 5747994), (12, 4789995), (14, 4105710), (15, 3831996), (18, 3193330), (19, 3025260), (20, 2873997), (21, 2737140), (28, 2052855), (30, 1915998), (35, 1642284), (36, 1596665), (38, 1512630), (42, 1368570), (45, 1277332), (49, 1173060), (57, 1008420), (60, 957999), (63, 912380), (70, 821142), (76, 756315), (84, 684285), (90, 638666), (95, 605052), (98, 586530), (105, 547428), (114, 504210), (126, 456190), (133, 432180), (140, 410571), (147, 391020), (171, 336140), (180, 319333), (190, 302526), (196, 293265), (210, 273714), (228, 252105), (245, 234612), (252, 228095), (266, 216090), (285, 201684), (294, 195510), (315, 182476), (342, 168070), (343, 167580), (380, 151263), (399, 144060), (420, 136857), (441, 130340), (490, 117306), (532, 108045), (570, 100842), (588, 97755), (630, 91238), (665, 86436), (684, 84035), (686, 83790), (735, 78204), (798, 72030), (855, 67228), (882, 65170), (931, 61740), (980, 58653), (1029, 55860), (1140, 50421), (1197, 48020), (1260, 45619), (1330, 43218), (1372, 41895), (1470, 39102), (1596, 36015), (1710, 33614), (1715, 33516), (1764, 32585), (1862, 30870), (1995, 28812), (2058, 27930), (2205, 26068), (2394, 24010), (2401, 23940), (2660, 21609), (2793, 20580), (2940, 19551), (3087, 18620), (3420, 16807), (3430, 16758), (3724, 15435), (3990, 14406), (4116, 13965), (4410, 13034), (4655, 12348), (4788, 12005), (4802, 11970), (5145, 11172), (5586, 10290), (5985, 9604), (6174, 9310), (6517, 8820), (6860, 8379), (7203, 7980)]