977380400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 180

約数和(自身を含む): 2550878400

約数和(自身を除く): 1573498000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 40, 46, 50, 62, 80, 92, 100, 115, 124, 149, 155, 184, 200, 230, 248, 298, 310, 368, 400, 460, 496, 529, 575, 596, 620, 713, 745, 775, 920, 1058, 1150, 1192, 1240, 1426, 1490, 1550, 1840, 2116, 2300, 2384, 2480, 2645, 2852, 2980, 3100, 3427, 3565, 3725, 4232, 4600, 4619, 5290, 5704, 5960, 6200, 6854, 7130, 7450, 8464, 9200, 9238, 10580, 11408, 11920, 12400, 13225, 13708, 14260, 14900, 16399, 17135, 17825, 18476, 21160, 23095, 26450, 27416, 28520, 29800, 32798, 34270, 35650, 36952, 42320, 46190, 52900, 54832, 57040, 59600, 65596, 68540, 71300, 73904, 78821, 81995, 85675, 92380, 105800, 106237, 115475, 131192, 137080, 142600, 157642, 163990, 171350, 184760, 211600, 212474, 230950, 262384, 274160, 285200, 315284, 327980, 342700, 369520, 394105, 409975, 424948, 461900, 531185, 630568, 655960, 685400, 788210, 819950, 849896, 923800, 1062370, 1261136, 1311920, 1370800, 1576420, 1639900, 1699792, 1847600, 1970525, 2124740, 2443451, 2655925, 3152840, 3279800, 3941050, 4249480, 4886902, 5311850, 6305680, 6559600, 7882100, 8498960, 9773804, 10623700, 12217255, 15764200, 19547608, 21247400, 24434510, 31528400, 39095216, 42494800, 48869020, 61086275, 97738040, 122172550, 195476080, 244345100, 488690200, 977380400]

約数ペア:

[(1, 977380400), (2, 488690200), (4, 244345100), (5, 195476080), (8, 122172550), (10, 97738040), (16, 61086275), (20, 48869020), (23, 42494800), (25, 39095216), (31, 31528400), (40, 24434510), (46, 21247400), (50, 19547608), (62, 15764200), (80, 12217255), (92, 10623700), (100, 9773804), (115, 8498960), (124, 7882100), (149, 6559600), (155, 6305680), (184, 5311850), (200, 4886902), (230, 4249480), (248, 3941050), (298, 3279800), (310, 3152840), (368, 2655925), (400, 2443451), (460, 2124740), (496, 1970525), (529, 1847600), (575, 1699792), (596, 1639900), (620, 1576420), (713, 1370800), (745, 1311920), (775, 1261136), (920, 1062370), (1058, 923800), (1150, 849896), (1192, 819950), (1240, 788210), (1426, 685400), (1490, 655960), (1550, 630568), (1840, 531185), (2116, 461900), (2300, 424948), (2384, 409975), (2480, 394105), (2645, 369520), (2852, 342700), (2980, 327980), (3100, 315284), (3427, 285200), (3565, 274160), (3725, 262384), (4232, 230950), (4600, 212474), (4619, 211600), (5290, 184760), (5704, 171350), (5960, 163990), (6200, 157642), (6854, 142600), (7130, 137080), (7450, 131192), (8464, 115475), (9200, 106237), (9238, 105800), (10580, 92380), (11408, 85675), (11920, 81995), (12400, 78821), (13225, 73904), (13708, 71300), (14260, 68540), (14900, 65596), (16399, 59600), (17135, 57040), (17825, 54832), (18476, 52900), (21160, 46190), (23095, 42320), (26450, 36952), (27416, 35650), (28520, 34270), (29800, 32798)]