2018597880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{1723}}^1$

素因数の和:2501

約数の個数: 128

約数和(自身を含む): 6534097920

約数和(自身を除く): 4515500040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 751, 780, 1502, 1560, 1723, 2253, 3004, 3446, 3755, 4506, 5169, 6008, 6892, 7510, 8615, 9012, 9763, 10338, 11265, 13784, 15020, 17230, 18024, 19526, 20676, 22399, 22530, 25845, 29289, 30040, 34460, 39052, 41352, 44798, 45060, 48815, 51690, 58578, 67197, 68920, 78104, 89596, 90120, 97630, 103380, 111995, 117156, 134394, 146445, 179192, 195260, 206760, 223990, 234312, 268788, 292890, 335985, 390520, 447980, 537576, 585780, 671970, 895960, 1171560, 1293973, 1343940, 2587946, 2687880, 3881919, 5175892, 6469865, 7763838, 10351784, 12939730, 15527676, 16821649, 19409595, 25879460, 31055352, 33643298, 38819190, 50464947, 51758920, 67286596, 77638380, 84108245, 100929894, 134573192, 155276760, 168216490, 201859788, 252324735, 336432980, 403719576, 504649470, 672865960, 1009298940, 2018597880]

約数ペア:

[(1, 2018597880), (2, 1009298940), (3, 672865960), (4, 504649470), (5, 403719576), (6, 336432980), (8, 252324735), (10, 201859788), (12, 168216490), (13, 155276760), (15, 134573192), (20, 100929894), (24, 84108245), (26, 77638380), (30, 67286596), (39, 51758920), (40, 50464947), (52, 38819190), (60, 33643298), (65, 31055352), (78, 25879460), (104, 19409595), (120, 16821649), (130, 15527676), (156, 12939730), (195, 10351784), (260, 7763838), (312, 6469865), (390, 5175892), (520, 3881919), (751, 2687880), (780, 2587946), (1502, 1343940), (1560, 1293973), (1723, 1171560), (2253, 895960), (3004, 671970), (3446, 585780), (3755, 537576), (4506, 447980), (5169, 390520), (6008, 335985), (6892, 292890), (7510, 268788), (8615, 234312), (9012, 223990), (9763, 206760), (10338, 195260), (11265, 179192), (13784, 146445), (15020, 134394), (17230, 117156), (18024, 111995), (19526, 103380), (20676, 97630), (22399, 90120), (22530, 89596), (25845, 78104), (29289, 68920), (30040, 67197), (34460, 58578), (39052, 51690), (41352, 48815), (44798, 45060)]