19698120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 256

約数和(自身を含む): 74995200

約数和(自身を除く): 55297080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 45, 46, 52, 54, 60, 61, 65, 69, 72, 78, 90, 92, 104, 108, 115, 117, 120, 122, 130, 135, 138, 156, 180, 183, 184, 195, 207, 216, 230, 234, 244, 260, 270, 276, 299, 305, 312, 345, 351, 360, 366, 390, 414, 460, 468, 488, 520, 540, 549, 552, 585, 598, 610, 621, 690, 702, 732, 780, 793, 828, 897, 915, 920, 936, 1035, 1080, 1098, 1170, 1196, 1220, 1242, 1380, 1403, 1404, 1464, 1495, 1560, 1586, 1647, 1656, 1755, 1794, 1830, 2070, 2196, 2340, 2379, 2392, 2440, 2484, 2691, 2745, 2760, 2806, 2808, 2990, 3105, 3172, 3294, 3510, 3588, 3660, 3965, 4140, 4209, 4392, 4485, 4680, 4758, 4968, 5382, 5490, 5612, 5980, 6210, 6344, 6588, 7015, 7020, 7137, 7176, 7320, 7930, 8073, 8235, 8280, 8418, 8970, 9516, 10764, 10980, 11224, 11895, 11960, 12420, 12627, 13176, 13455, 14030, 14040, 14274, 15860, 16146, 16470, 16836, 17940, 18239, 19032, 21045, 21411, 21528, 21960, 23790, 24840, 25254, 26910, 28060, 28548, 31720, 32292, 32940, 33672, 35685, 35880, 36478, 37881, 40365, 42090, 42822, 47580, 50508, 53820, 54717, 56120, 57096, 63135, 64584, 65880, 71370, 72956, 75762, 80730, 84180, 85644, 91195, 95160, 101016, 107055, 107640, 109434, 126270, 142740, 145912, 151524, 161460, 164151, 168360, 171288, 182390, 189405, 214110, 218868, 252540, 273585, 285480, 303048, 322920, 328302, 364780, 378810, 428220, 437736, 492453, 505080, 547170, 656604, 729560, 757620, 820755, 856440, 984906, 1094340, 1313208, 1515240, 1641510, 1969812, 2188680, 2462265, 3283020, 3939624, 4924530, 6566040, 9849060, 19698120]

約数ペア:

[(1, 19698120), (2, 9849060), (3, 6566040), (4, 4924530), (5, 3939624), (6, 3283020), (8, 2462265), (9, 2188680), (10, 1969812), (12, 1641510), (13, 1515240), (15, 1313208), (18, 1094340), (20, 984906), (23, 856440), (24, 820755), (26, 757620), (27, 729560), (30, 656604), (36, 547170), (39, 505080), (40, 492453), (45, 437736), (46, 428220), (52, 378810), (54, 364780), (60, 328302), (61, 322920), (65, 303048), (69, 285480), (72, 273585), (78, 252540), (90, 218868), (92, 214110), (104, 189405), (108, 182390), (115, 171288), (117, 168360), (120, 164151), (122, 161460), (130, 151524), (135, 145912), (138, 142740), (156, 126270), (180, 109434), (183, 107640), (184, 107055), (195, 101016), (207, 95160), (216, 91195), (230, 85644), (234, 84180), (244, 80730), (260, 75762), (270, 72956), (276, 71370), (299, 65880), (305, 64584), (312, 63135), (345, 57096), (351, 56120), (360, 54717), (366, 53820), (390, 50508), (414, 47580), (460, 42822), (468, 42090), (488, 40365), (520, 37881), (540, 36478), (549, 35880), (552, 35685), (585, 33672), (598, 32940), (610, 32292), (621, 31720), (690, 28548), (702, 28060), (732, 26910), (780, 25254), (793, 24840), (828, 23790), (897, 21960), (915, 21528), (920, 21411), (936, 21045), (1035, 19032), (1080, 18239), (1098, 17940), (1170, 16836), (1196, 16470), (1220, 16146), (1242, 15860), (1380, 14274), (1403, 14040), (1404, 14030), (1464, 13455), (1495, 13176), (1560, 12627), (1586, 12420), (1647, 11960), (1656, 11895), (1755, 11224), (1794, 10980), (1830, 10764), (2070, 9516), (2196, 8970), (2340, 8418), (2379, 8280), (2392, 8235), (2440, 8073), (2484, 7930), (2691, 7320), (2745, 7176), (2760, 7137), (2806, 7020), (2808, 7015), (2990, 6588), (3105, 6344), (3172, 6210), (3294, 5980), (3510, 5612), (3588, 5490), (3660, 5382), (3965, 4968), (4140, 4758), (4209, 4680), (4392, 4485)]