399589380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3769}}^1$

素因数の和:3834

約数の個数: 144

約数和(自身を含む): 1317388800

約数和(自身を除く): 917799420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1710, 1767, 1860, 2356, 2790, 2945, 3420, 3534, 3769, 5301, 5580, 5890, 7068, 7538, 8835, 10602, 11307, 11780, 15076, 17670, 18845, 21204, 22614, 26505, 33921, 35340, 37690, 45228, 53010, 56535, 67842, 71611, 75380, 106020, 113070, 116839, 135684, 143222, 169605, 214833, 226140, 233678, 286444, 339210, 350517, 358055, 429666, 467356, 584195, 644499, 678420, 701034, 716110, 859332, 1051551, 1074165, 1168390, 1288998, 1402068, 1432220, 1752585, 2103102, 2148330, 2219941, 2336780, 2577996, 3222495, 3505170, 4206204, 4296660, 4439882, 5257755, 6444990, 6659823, 7010340, 8879764, 10515510, 11099705, 12889980, 13319646, 19979469, 21031020, 22199410, 26639292, 33299115, 39958938, 44398820, 66598230, 79917876, 99897345, 133196460, 199794690, 399589380]

約数ペア:

[(1, 399589380), (2, 199794690), (3, 133196460), (4, 99897345), (5, 79917876), (6, 66598230), (9, 44398820), (10, 39958938), (12, 33299115), (15, 26639292), (18, 22199410), (19, 21031020), (20, 19979469), (30, 13319646), (31, 12889980), (36, 11099705), (38, 10515510), (45, 8879764), (57, 7010340), (60, 6659823), (62, 6444990), (76, 5257755), (90, 4439882), (93, 4296660), (95, 4206204), (114, 3505170), (124, 3222495), (155, 2577996), (171, 2336780), (180, 2219941), (186, 2148330), (190, 2103102), (228, 1752585), (279, 1432220), (285, 1402068), (310, 1288998), (342, 1168390), (372, 1074165), (380, 1051551), (465, 859332), (558, 716110), (570, 701034), (589, 678420), (620, 644499), (684, 584195), (855, 467356), (930, 429666), (1116, 358055), (1140, 350517), (1178, 339210), (1395, 286444), (1710, 233678), (1767, 226140), (1860, 214833), (2356, 169605), (2790, 143222), (2945, 135684), (3420, 116839), (3534, 113070), (3769, 106020), (5301, 75380), (5580, 71611), (5890, 67842), (7068, 56535), (7538, 53010), (8835, 45228), (10602, 37690), (11307, 35340), (11780, 33921), (15076, 26505), (17670, 22614), (18845, 21204)]