1778804580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{3463}}^1$

素因数の和:4705

約数の個数: 96

約数和(自身を含む): 5698473984

約数和(自身を除く): 3919669404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1223, 2446, 3463, 3669, 4892, 6115, 6926, 7338, 8561, 10389, 12230, 13852, 14676, 17122, 17315, 18345, 20778, 24241, 24460, 25683, 34244, 34630, 36690, 41556, 42805, 48482, 51366, 51945, 69260, 72723, 73380, 85610, 96964, 102732, 103890, 121205, 128415, 145446, 171220, 207780, 242410, 256830, 290892, 363615, 484820, 513660, 727230, 1454460, 4235249, 8470498, 12705747, 16940996, 21176245, 25411494, 29646743, 42352490, 50822988, 59293486, 63528735, 84704980, 88940229, 118586972, 127057470, 148233715, 177880458, 254114940, 296467430, 355760916, 444701145, 592934860, 889402290, 1778804580]

約数ペア:

[(1, 1778804580), (2, 889402290), (3, 592934860), (4, 444701145), (5, 355760916), (6, 296467430), (7, 254114940), (10, 177880458), (12, 148233715), (14, 127057470), (15, 118586972), (20, 88940229), (21, 84704980), (28, 63528735), (30, 59293486), (35, 50822988), (42, 42352490), (60, 29646743), (70, 25411494), (84, 21176245), (105, 16940996), (140, 12705747), (210, 8470498), (420, 4235249), (1223, 1454460), (2446, 727230), (3463, 513660), (3669, 484820), (4892, 363615), (6115, 290892), (6926, 256830), (7338, 242410), (8561, 207780), (10389, 171220), (12230, 145446), (13852, 128415), (14676, 121205), (17122, 103890), (17315, 102732), (18345, 96964), (20778, 85610), (24241, 73380), (24460, 72723), (25683, 69260), (34244, 51945), (34630, 51366), (36690, 48482), (41556, 42805)]