442987520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2847

約数の個数: 88

約数和(自身を含む): 1097323008

約数和(自身を除く): 654335488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 2791, 3968, 4960, 5120, 5582, 7936, 9920, 11164, 13955, 15872, 19840, 22328, 27910, 31744, 39680, 44656, 55820, 79360, 86521, 89312, 111640, 158720, 173042, 178624, 223280, 346084, 357248, 432605, 446560, 692168, 714496, 865210, 893120, 1384336, 1428992, 1730420, 1786240, 2768672, 2857984, 3460840, 3572480, 5537344, 6921680, 7144960, 11074688, 13843360, 14289920, 22149376, 27686720, 44298752, 55373440, 88597504, 110746880, 221493760, 442987520]

約数ペア:

[(1, 442987520), (2, 221493760), (4, 110746880), (5, 88597504), (8, 55373440), (10, 44298752), (16, 27686720), (20, 22149376), (31, 14289920), (32, 13843360), (40, 11074688), (62, 7144960), (64, 6921680), (80, 5537344), (124, 3572480), (128, 3460840), (155, 2857984), (160, 2768672), (248, 1786240), (256, 1730420), (310, 1428992), (320, 1384336), (496, 893120), (512, 865210), (620, 714496), (640, 692168), (992, 446560), (1024, 432605), (1240, 357248), (1280, 346084), (1984, 223280), (2480, 178624), (2560, 173042), (2791, 158720), (3968, 111640), (4960, 89312), (5120, 86521), (5582, 79360), (7936, 55820), (9920, 44656), (11164, 39680), (13955, 31744), (15872, 27910), (19840, 22328)]