208847760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:597

約数の個数: 160

約数和(自身を含む): 711383040

約数和(自身を除く): 502535280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 239, 240, 264, 330, 331, 440, 478, 528, 660, 662, 717, 880, 956, 993, 1195, 1320, 1324, 1434, 1655, 1912, 1986, 2390, 2629, 2640, 2648, 2868, 3310, 3585, 3641, 3824, 3972, 4780, 4965, 5258, 5296, 5736, 6620, 7170, 7282, 7887, 7944, 9560, 9930, 10516, 10923, 11472, 13145, 13240, 14340, 14564, 15774, 15888, 18205, 19120, 19860, 21032, 21846, 26290, 26480, 28680, 29128, 31548, 36410, 39435, 39720, 42064, 43692, 52580, 54615, 57360, 58256, 63096, 72820, 78870, 79109, 79440, 87384, 105160, 109230, 126192, 145640, 157740, 158218, 174768, 210320, 218460, 237327, 291280, 315480, 316436, 395545, 436920, 474654, 630960, 632872, 791090, 870199, 873840, 949308, 1186635, 1265744, 1582180, 1740398, 1898616, 2373270, 2610597, 3164360, 3480796, 3797232, 4350995, 4746540, 5221194, 6328720, 6961592, 8701990, 9493080, 10442388, 13052985, 13923184, 17403980, 18986160, 20884776, 26105970, 34807960, 41769552, 52211940, 69615920, 104423880, 208847760]

約数ペア:

[(1, 208847760), (2, 104423880), (3, 69615920), (4, 52211940), (5, 41769552), (6, 34807960), (8, 26105970), (10, 20884776), (11, 18986160), (12, 17403980), (15, 13923184), (16, 13052985), (20, 10442388), (22, 9493080), (24, 8701990), (30, 6961592), (33, 6328720), (40, 5221194), (44, 4746540), (48, 4350995), (55, 3797232), (60, 3480796), (66, 3164360), (80, 2610597), (88, 2373270), (110, 1898616), (120, 1740398), (132, 1582180), (165, 1265744), (176, 1186635), (220, 949308), (239, 873840), (240, 870199), (264, 791090), (330, 632872), (331, 630960), (440, 474654), (478, 436920), (528, 395545), (660, 316436), (662, 315480), (717, 291280), (880, 237327), (956, 218460), (993, 210320), (1195, 174768), (1320, 158218), (1324, 157740), (1434, 145640), (1655, 126192), (1912, 109230), (1986, 105160), (2390, 87384), (2629, 79440), (2640, 79109), (2648, 78870), (2868, 72820), (3310, 63096), (3585, 58256), (3641, 57360), (3824, 54615), (3972, 52580), (4780, 43692), (4965, 42064), (5258, 39720), (5296, 39435), (5736, 36410), (6620, 31548), (7170, 29128), (7282, 28680), (7887, 26480), (7944, 26290), (9560, 21846), (9930, 21032), (10516, 19860), (10923, 19120), (11472, 18205), (13145, 15888), (13240, 15774), (14340, 14564)]