788403420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3457}}^1$

素因数の和:3660

約数の個数: 144

約数和(自身を含む): 2749027008

約数和(自身を除く): 1960623588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 181, 210, 252, 315, 362, 420, 543, 630, 724, 905, 1086, 1260, 1267, 1629, 1810, 2172, 2534, 2715, 3258, 3457, 3620, 3801, 5068, 5430, 6335, 6516, 6914, 7602, 8145, 10371, 10860, 11403, 12670, 13828, 15204, 16290, 17285, 19005, 20742, 22806, 24199, 25340, 31113, 32580, 34570, 38010, 41484, 45612, 48398, 51855, 57015, 62226, 69140, 72597, 76020, 96796, 103710, 114030, 120995, 124452, 145194, 155565, 207420, 217791, 228060, 241990, 290388, 311130, 362985, 435582, 483980, 622260, 625717, 725970, 871164, 1088955, 1251434, 1451940, 1877151, 2177910, 2502868, 3128585, 3754302, 4355820, 4380019, 5631453, 6257170, 7508604, 8760038, 9385755, 11262906, 12514340, 13140057, 17520076, 18771510, 21900095, 22525812, 26280114, 28157265, 37543020, 39420171, 43800190, 52560228, 56314530, 65700285, 78840342, 87600380, 112629060, 131400570, 157680684, 197100855, 262801140, 394201710, 788403420]

約数ペア:

[(1, 788403420), (2, 394201710), (3, 262801140), (4, 197100855), (5, 157680684), (6, 131400570), (7, 112629060), (9, 87600380), (10, 78840342), (12, 65700285), (14, 56314530), (15, 52560228), (18, 43800190), (20, 39420171), (21, 37543020), (28, 28157265), (30, 26280114), (35, 22525812), (36, 21900095), (42, 18771510), (45, 17520076), (60, 13140057), (63, 12514340), (70, 11262906), (84, 9385755), (90, 8760038), (105, 7508604), (126, 6257170), (140, 5631453), (180, 4380019), (181, 4355820), (210, 3754302), (252, 3128585), (315, 2502868), (362, 2177910), (420, 1877151), (543, 1451940), (630, 1251434), (724, 1088955), (905, 871164), (1086, 725970), (1260, 625717), (1267, 622260), (1629, 483980), (1810, 435582), (2172, 362985), (2534, 311130), (2715, 290388), (3258, 241990), (3457, 228060), (3620, 217791), (3801, 207420), (5068, 155565), (5430, 145194), (6335, 124452), (6516, 120995), (6914, 114030), (7602, 103710), (8145, 96796), (10371, 76020), (10860, 72597), (11403, 69140), (12670, 62226), (13828, 57015), (15204, 51855), (16290, 48398), (17285, 45612), (19005, 41484), (20742, 38010), (22806, 34570), (24199, 32580), (25340, 31113)]