214508720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3847}}^1$

素因数の和:3918

約数の個数: 80

約数和(自身を含む): 541090368

約数和(自身を除く): 326581648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 3847, 5576, 6970, 7694, 11152, 13940, 15388, 19235, 27880, 30776, 38470, 55760, 61552, 65399, 76940, 130798, 153880, 157727, 261596, 307760, 315454, 326995, 523192, 630908, 653990, 788635, 1046384, 1261816, 1307980, 1577270, 2523632, 2615960, 2681359, 3154540, 5231920, 5362718, 6309080, 10725436, 12618160, 13406795, 21450872, 26813590, 42901744, 53627180, 107254360, 214508720]

約数ペア:

[(1, 214508720), (2, 107254360), (4, 53627180), (5, 42901744), (8, 26813590), (10, 21450872), (16, 13406795), (17, 12618160), (20, 10725436), (34, 6309080), (40, 5362718), (41, 5231920), (68, 3154540), (80, 2681359), (82, 2615960), (85, 2523632), (136, 1577270), (164, 1307980), (170, 1261816), (205, 1046384), (272, 788635), (328, 653990), (340, 630908), (410, 523192), (656, 326995), (680, 315454), (697, 307760), (820, 261596), (1360, 157727), (1394, 153880), (1640, 130798), (2788, 76940), (3280, 65399), (3485, 61552), (3847, 55760), (5576, 38470), (6970, 30776), (7694, 27880), (11152, 19235), (13940, 15388)]