1213011720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1129

約数の個数: 256

約数和(自身を含む): 4313088000

約数和(自身を除く): 3100076280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 47, 54, 60, 69, 72, 90, 92, 94, 108, 115, 120, 135, 138, 141, 180, 184, 188, 207, 216, 230, 235, 270, 276, 282, 345, 360, 376, 414, 423, 460, 470, 540, 552, 564, 621, 690, 705, 828, 846, 920, 940, 1035, 1039, 1080, 1081, 1128, 1242, 1269, 1380, 1410, 1656, 1692, 1880, 2070, 2078, 2115, 2162, 2484, 2538, 2760, 2820, 3105, 3117, 3243, 3384, 4140, 4156, 4230, 4324, 4968, 5076, 5195, 5405, 5640, 6210, 6234, 6345, 6486, 8280, 8312, 8460, 8648, 9351, 9729, 10152, 10390, 10810, 12420, 12468, 12690, 12972, 15585, 16215, 16920, 18702, 19458, 20780, 21620, 23897, 24840, 24936, 25380, 25944, 28053, 29187, 31170, 32430, 37404, 38916, 41560, 43240, 46755, 47794, 48645, 48833, 50760, 56106, 58374, 62340, 64860, 71691, 74808, 77832, 93510, 95588, 97290, 97666, 112212, 116748, 119485, 124680, 129720, 140265, 143382, 145935, 146499, 187020, 191176, 194580, 195332, 215073, 224424, 233496, 238970, 244165, 280530, 286764, 291870, 292998, 358455, 374040, 389160, 390664, 430146, 439497, 477940, 488330, 561060, 573528, 583740, 585996, 645219, 716910, 732495, 860292, 878994, 955880, 976660, 1075365, 1122120, 1123159, 1167480, 1171992, 1290438, 1318491, 1433820, 1464990, 1720584, 1757988, 1953320, 2150730, 2197485, 2246318, 2580876, 2636982, 2867640, 2929980, 3226095, 3369477, 3515976, 4301460, 4394970, 4492636, 5161752, 5273964, 5615795, 5859960, 6452190, 6592455, 6738954, 8602920, 8789940, 8985272, 10108431, 10547928, 11231590, 12904380, 13184910, 13477908, 16847385, 17579880, 20216862, 22463180, 25808760, 26369820, 26955816, 30325293, 33694770, 40433724, 44926360, 50542155, 52739640, 60650586, 67389540, 80867448, 101084310, 121301172, 134779080, 151626465, 202168620, 242602344, 303252930, 404337240, 606505860, 1213011720]

約数ペア:

[(1, 1213011720), (2, 606505860), (3, 404337240), (4, 303252930), (5, 242602344), (6, 202168620), (8, 151626465), (9, 134779080), (10, 121301172), (12, 101084310), (15, 80867448), (18, 67389540), (20, 60650586), (23, 52739640), (24, 50542155), (27, 44926360), (30, 40433724), (36, 33694770), (40, 30325293), (45, 26955816), (46, 26369820), (47, 25808760), (54, 22463180), (60, 20216862), (69, 17579880), (72, 16847385), (90, 13477908), (92, 13184910), (94, 12904380), (108, 11231590), (115, 10547928), (120, 10108431), (135, 8985272), (138, 8789940), (141, 8602920), (180, 6738954), (184, 6592455), (188, 6452190), (207, 5859960), (216, 5615795), (230, 5273964), (235, 5161752), (270, 4492636), (276, 4394970), (282, 4301460), (345, 3515976), (360, 3369477), (376, 3226095), (414, 2929980), (423, 2867640), (460, 2636982), (470, 2580876), (540, 2246318), (552, 2197485), (564, 2150730), (621, 1953320), (690, 1757988), (705, 1720584), (828, 1464990), (846, 1433820), (920, 1318491), (940, 1290438), (1035, 1171992), (1039, 1167480), (1080, 1123159), (1081, 1122120), (1128, 1075365), (1242, 976660), (1269, 955880), (1380, 878994), (1410, 860292), (1656, 732495), (1692, 716910), (1880, 645219), (2070, 585996), (2078, 583740), (2115, 573528), (2162, 561060), (2484, 488330), (2538, 477940), (2760, 439497), (2820, 430146), (3105, 390664), (3117, 389160), (3243, 374040), (3384, 358455), (4140, 292998), (4156, 291870), (4230, 286764), (4324, 280530), (4968, 244165), (5076, 238970), (5195, 233496), (5405, 224424), (5640, 215073), (6210, 195332), (6234, 194580), (6345, 191176), (6486, 187020), (8280, 146499), (8312, 145935), (8460, 143382), (8648, 140265), (9351, 129720), (9729, 124680), (10152, 119485), (10390, 116748), (10810, 112212), (12420, 97666), (12468, 97290), (12690, 95588), (12972, 93510), (15585, 77832), (16215, 74808), (16920, 71691), (18702, 64860), (19458, 62340), (20780, 58374), (21620, 56106), (23897, 50760), (24840, 48833), (24936, 48645), (25380, 47794), (25944, 46755), (28053, 43240), (29187, 41560), (31170, 38916), (32430, 37404)]