153521920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 392055552

約数和(自身を除く): 238533632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 73, 80, 106, 124, 128, 146, 155, 160, 212, 248, 256, 265, 292, 310, 320, 365, 424, 496, 530, 584, 620, 640, 730, 848, 992, 1060, 1168, 1240, 1280, 1460, 1643, 1696, 1984, 2120, 2263, 2336, 2480, 2920, 3286, 3392, 3869, 3968, 4240, 4526, 4672, 4960, 5840, 6572, 6784, 7738, 7936, 8215, 8480, 9052, 9344, 9920, 11315, 11680, 13144, 13568, 15476, 16430, 16960, 18104, 18688, 19345, 19840, 22630, 23360, 26288, 30952, 32860, 33920, 36208, 38690, 39680, 45260, 46720, 52576, 61904, 65720, 67840, 72416, 77380, 90520, 93440, 105152, 119939, 123808, 131440, 144832, 154760, 181040, 210304, 239878, 247616, 262880, 289664, 309520, 362080, 420608, 479756, 495232, 525760, 579328, 599695, 619040, 724160, 959512, 990464, 1051520, 1199390, 1238080, 1448320, 1919024, 2103040, 2398780, 2476160, 2896640, 3838048, 4797560, 4952320, 7676096, 9595120, 15352192, 19190240, 30704384, 38380480, 76760960, 153521920]

約数ペア:

[(1, 153521920), (2, 76760960), (4, 38380480), (5, 30704384), (8, 19190240), (10, 15352192), (16, 9595120), (20, 7676096), (31, 4952320), (32, 4797560), (40, 3838048), (53, 2896640), (62, 2476160), (64, 2398780), (73, 2103040), (80, 1919024), (106, 1448320), (124, 1238080), (128, 1199390), (146, 1051520), (155, 990464), (160, 959512), (212, 724160), (248, 619040), (256, 599695), (265, 579328), (292, 525760), (310, 495232), (320, 479756), (365, 420608), (424, 362080), (496, 309520), (530, 289664), (584, 262880), (620, 247616), (640, 239878), (730, 210304), (848, 181040), (992, 154760), (1060, 144832), (1168, 131440), (1240, 123808), (1280, 119939), (1460, 105152), (1643, 93440), (1696, 90520), (1984, 77380), (2120, 72416), (2263, 67840), (2336, 65720), (2480, 61904), (2920, 52576), (3286, 46720), (3392, 45260), (3869, 39680), (3968, 38690), (4240, 36208), (4526, 33920), (4672, 32860), (4960, 30952), (5840, 26288), (6572, 23360), (6784, 22630), (7738, 19840), (7936, 19345), (8215, 18688), (8480, 18104), (9052, 16960), (9344, 16430), (9920, 15476), (11315, 13568), (11680, 13144)]