1228294400

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 216

約数和(自身を含む): 3236126208

約数和(自身を除く): 2007831808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 41, 50, 62, 64, 80, 82, 100, 124, 128, 151, 155, 160, 164, 200, 205, 248, 256, 302, 310, 320, 328, 400, 410, 496, 604, 620, 640, 656, 755, 775, 800, 820, 992, 1025, 1208, 1240, 1271, 1280, 1312, 1510, 1550, 1600, 1640, 1984, 2050, 2416, 2480, 2542, 2624, 3020, 3100, 3200, 3280, 3775, 3968, 4100, 4681, 4832, 4960, 5084, 5248, 6040, 6191, 6200, 6355, 6400, 6560, 7550, 7936, 8200, 9362, 9664, 9920, 10168, 10496, 12080, 12382, 12400, 12710, 13120, 15100, 16400, 18724, 19328, 19840, 20336, 23405, 24160, 24764, 24800, 25420, 26240, 30200, 30955, 31775, 32800, 37448, 38656, 39680, 40672, 46810, 48320, 49528, 49600, 50840, 52480, 60400, 61910, 63550, 65600, 74896, 81344, 93620, 96640, 99056, 99200, 101680, 117025, 120800, 123820, 127100, 131200, 149792, 154775, 162688, 187240, 191921, 193280, 198112, 198400, 203360, 234050, 241600, 247640, 254200, 262400, 299584, 309550, 325376, 374480, 383842, 396224, 406720, 468100, 483200, 495280, 508400, 599168, 619100, 748960, 767684, 792448, 813440, 936200, 959605, 966400, 990560, 1016800, 1198336, 1238200, 1497920, 1535368, 1584896, 1626880, 1872400, 1919210, 1981120, 2033600, 2476400, 2995840, 3070736, 3744800, 3838420, 3962240, 4067200, 4798025, 4952800, 5991680, 6141472, 7489600, 7676840, 7924480, 8134400, 9596050, 9905600, 12282944, 14979200, 15353680, 19192100, 19811200, 24565888, 29958400, 30707360, 38384200, 39622400, 49131776, 61414720, 76768400, 122829440, 153536800, 245658880, 307073600, 614147200, 1228294400]

約数ペア:

[(1, 1228294400), (2, 614147200), (4, 307073600), (5, 245658880), (8, 153536800), (10, 122829440), (16, 76768400), (20, 61414720), (25, 49131776), (31, 39622400), (32, 38384200), (40, 30707360), (41, 29958400), (50, 24565888), (62, 19811200), (64, 19192100), (80, 15353680), (82, 14979200), (100, 12282944), (124, 9905600), (128, 9596050), (151, 8134400), (155, 7924480), (160, 7676840), (164, 7489600), (200, 6141472), (205, 5991680), (248, 4952800), (256, 4798025), (302, 4067200), (310, 3962240), (320, 3838420), (328, 3744800), (400, 3070736), (410, 2995840), (496, 2476400), (604, 2033600), (620, 1981120), (640, 1919210), (656, 1872400), (755, 1626880), (775, 1584896), (800, 1535368), (820, 1497920), (992, 1238200), (1025, 1198336), (1208, 1016800), (1240, 990560), (1271, 966400), (1280, 959605), (1312, 936200), (1510, 813440), (1550, 792448), (1600, 767684), (1640, 748960), (1984, 619100), (2050, 599168), (2416, 508400), (2480, 495280), (2542, 483200), (2624, 468100), (3020, 406720), (3100, 396224), (3200, 383842), (3280, 374480), (3775, 325376), (3968, 309550), (4100, 299584), (4681, 262400), (4832, 254200), (4960, 247640), (5084, 241600), (5248, 234050), (6040, 203360), (6191, 198400), (6200, 198112), (6355, 193280), (6400, 191921), (6560, 187240), (7550, 162688), (7936, 154775), (8200, 149792), (9362, 131200), (9664, 127100), (9920, 123820), (10168, 120800), (10496, 117025), (12080, 101680), (12382, 99200), (12400, 99056), (12710, 96640), (13120, 93620), (15100, 81344), (16400, 74896), (18724, 65600), (19328, 63550), (19840, 61910), (20336, 60400), (23405, 52480), (24160, 50840), (24764, 49600), (24800, 49528), (25420, 48320), (26240, 46810), (30200, 40672), (30955, 39680), (31775, 38656), (32800, 37448)]