400658700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5407}}^1$

素因数の和:5456

約数の個数: 144

約数和(自身を含む): 1314360320

約数和(自身を除く): 913701620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 25, 26, 30, 38, 39, 50, 52, 57, 60, 65, 75, 76, 78, 95, 100, 114, 130, 150, 156, 190, 195, 228, 247, 260, 285, 300, 325, 380, 390, 475, 494, 570, 650, 741, 780, 950, 975, 988, 1140, 1235, 1300, 1425, 1482, 1900, 1950, 2470, 2850, 2964, 3705, 3900, 4940, 5407, 5700, 6175, 7410, 10814, 12350, 14820, 16221, 18525, 21628, 24700, 27035, 32442, 37050, 54070, 64884, 70291, 74100, 81105, 102733, 108140, 135175, 140582, 162210, 205466, 210873, 270350, 281164, 308199, 324420, 351455, 405525, 410932, 421746, 513665, 540700, 616398, 702910, 811050, 843492, 1027330, 1054365, 1232796, 1335529, 1405820, 1540995, 1622100, 1757275, 2054660, 2108730, 2568325, 2671058, 3081990, 3514550, 4006587, 4217460, 5136650, 5271825, 5342116, 6163980, 6677645, 7029100, 7704975, 8013174, 10273300, 10543650, 13355290, 15409950, 16026348, 20032935, 21087300, 26710580, 30819900, 33388225, 40065870, 66776450, 80131740, 100164675, 133552900, 200329350, 400658700]

約数ペア:

[(1, 400658700), (2, 200329350), (3, 133552900), (4, 100164675), (5, 80131740), (6, 66776450), (10, 40065870), (12, 33388225), (13, 30819900), (15, 26710580), (19, 21087300), (20, 20032935), (25, 16026348), (26, 15409950), (30, 13355290), (38, 10543650), (39, 10273300), (50, 8013174), (52, 7704975), (57, 7029100), (60, 6677645), (65, 6163980), (75, 5342116), (76, 5271825), (78, 5136650), (95, 4217460), (100, 4006587), (114, 3514550), (130, 3081990), (150, 2671058), (156, 2568325), (190, 2108730), (195, 2054660), (228, 1757275), (247, 1622100), (260, 1540995), (285, 1405820), (300, 1335529), (325, 1232796), (380, 1054365), (390, 1027330), (475, 843492), (494, 811050), (570, 702910), (650, 616398), (741, 540700), (780, 513665), (950, 421746), (975, 410932), (988, 405525), (1140, 351455), (1235, 324420), (1300, 308199), (1425, 281164), (1482, 270350), (1900, 210873), (1950, 205466), (2470, 162210), (2850, 140582), (2964, 135175), (3705, 108140), (3900, 102733), (4940, 81105), (5407, 74100), (5700, 70291), (6175, 64884), (7410, 54070), (10814, 37050), (12350, 32442), (14820, 27035), (16221, 24700), (18525, 21628)]