155488560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20899}}^1$

素因数の和:20946

約数の個数: 80

約数和(自身を含む): 497587200

約数和(自身を除く): 342098640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 20899, 41798, 62697, 83596, 104495, 125394, 167192, 208990, 250788, 313485, 334384, 417980, 501576, 626970, 647869, 835960, 1003152, 1253940, 1295738, 1671920, 1943607, 2507880, 2591476, 3239345, 3887214, 5015760, 5182952, 6478690, 7774428, 9718035, 10365904, 12957380, 15548856, 19436070, 25914760, 31097712, 38872140, 51829520, 77744280, 155488560]

約数ペア:

[(1, 155488560), (2, 77744280), (3, 51829520), (4, 38872140), (5, 31097712), (6, 25914760), (8, 19436070), (10, 15548856), (12, 12957380), (15, 10365904), (16, 9718035), (20, 7774428), (24, 6478690), (30, 5182952), (31, 5015760), (40, 3887214), (48, 3239345), (60, 2591476), (62, 2507880), (80, 1943607), (93, 1671920), (120, 1295738), (124, 1253940), (155, 1003152), (186, 835960), (240, 647869), (248, 626970), (310, 501576), (372, 417980), (465, 334384), (496, 313485), (620, 250788), (744, 208990), (930, 167192), (1240, 125394), (1488, 104495), (1860, 83596), (2480, 62697), (3720, 41798), (7440, 20899)]