390687200

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1309

約数の個数: 144

約数和(自身を含む): 1054620000

約数和(自身を除く): 663932800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 32, 34, 40, 46, 50, 68, 80, 85, 92, 100, 115, 136, 160, 170, 184, 200, 230, 272, 340, 368, 391, 400, 425, 460, 544, 575, 680, 736, 782, 800, 850, 920, 1150, 1249, 1360, 1564, 1700, 1840, 1955, 2300, 2498, 2720, 3128, 3400, 3680, 3910, 4600, 4996, 6245, 6256, 6800, 7820, 9200, 9775, 9992, 12490, 12512, 13600, 15640, 18400, 19550, 19984, 21233, 24980, 28727, 31225, 31280, 39100, 39968, 42466, 49960, 57454, 62450, 62560, 78200, 84932, 99920, 106165, 114908, 124900, 143635, 156400, 169864, 199840, 212330, 229816, 249800, 287270, 312800, 339728, 424660, 459632, 488359, 499600, 530825, 574540, 679456, 718175, 849320, 919264, 976718, 999200, 1061650, 1149080, 1436350, 1698640, 1953436, 2123300, 2298160, 2441795, 2872700, 3397280, 3906872, 4246600, 4596320, 4883590, 5745400, 7813744, 8493200, 9767180, 11490800, 12208975, 15627488, 16986400, 19534360, 22981600, 24417950, 39068720, 48835900, 78137440, 97671800, 195343600, 390687200]

約数ペア:

[(1, 390687200), (2, 195343600), (4, 97671800), (5, 78137440), (8, 48835900), (10, 39068720), (16, 24417950), (17, 22981600), (20, 19534360), (23, 16986400), (25, 15627488), (32, 12208975), (34, 11490800), (40, 9767180), (46, 8493200), (50, 7813744), (68, 5745400), (80, 4883590), (85, 4596320), (92, 4246600), (100, 3906872), (115, 3397280), (136, 2872700), (160, 2441795), (170, 2298160), (184, 2123300), (200, 1953436), (230, 1698640), (272, 1436350), (340, 1149080), (368, 1061650), (391, 999200), (400, 976718), (425, 919264), (460, 849320), (544, 718175), (575, 679456), (680, 574540), (736, 530825), (782, 499600), (800, 488359), (850, 459632), (920, 424660), (1150, 339728), (1249, 312800), (1360, 287270), (1564, 249800), (1700, 229816), (1840, 212330), (1955, 199840), (2300, 169864), (2498, 156400), (2720, 143635), (3128, 124900), (3400, 114908), (3680, 106165), (3910, 99920), (4600, 84932), (4996, 78200), (6245, 62560), (6256, 62450), (6800, 57454), (7820, 49960), (9200, 42466), (9775, 39968), (9992, 39100), (12490, 31280), (12512, 31225), (13600, 28727), (15640, 24980), (18400, 21233), (19550, 19984)]