209942010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:949

約数の個数: 128

約数和(自身を含む): 604661760

約数和(自身を除く): 394719750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 53, 54, 85, 90, 102, 106, 135, 153, 159, 170, 255, 265, 270, 306, 318, 459, 477, 510, 530, 765, 795, 863, 901, 918, 954, 1431, 1530, 1590, 1726, 1802, 2295, 2385, 2589, 2703, 2862, 4315, 4505, 4590, 4770, 5178, 5406, 7155, 7767, 8109, 8630, 9010, 12945, 13515, 14310, 14671, 15534, 16218, 23301, 24327, 25890, 27030, 29342, 38835, 40545, 44013, 45739, 46602, 48654, 73355, 77670, 81090, 88026, 91478, 116505, 121635, 132039, 137217, 146710, 220065, 228695, 233010, 243270, 264078, 274434, 396117, 411651, 440130, 457390, 660195, 686085, 777563, 792234, 823302, 1234953, 1320390, 1372170, 1555126, 1980585, 2058255, 2332689, 2469906, 3887815, 3961170, 4116510, 4665378, 6174765, 6998067, 7775630, 11663445, 12349530, 13996134, 20994201, 23326890, 34990335, 41988402, 69980670, 104971005, 209942010]

約数ペア:

[(1, 209942010), (2, 104971005), (3, 69980670), (5, 41988402), (6, 34990335), (9, 23326890), (10, 20994201), (15, 13996134), (17, 12349530), (18, 11663445), (27, 7775630), (30, 6998067), (34, 6174765), (45, 4665378), (51, 4116510), (53, 3961170), (54, 3887815), (85, 2469906), (90, 2332689), (102, 2058255), (106, 1980585), (135, 1555126), (153, 1372170), (159, 1320390), (170, 1234953), (255, 823302), (265, 792234), (270, 777563), (306, 686085), (318, 660195), (459, 457390), (477, 440130), (510, 411651), (530, 396117), (765, 274434), (795, 264078), (863, 243270), (901, 233010), (918, 228695), (954, 220065), (1431, 146710), (1530, 137217), (1590, 132039), (1726, 121635), (1802, 116505), (2295, 91478), (2385, 88026), (2589, 81090), (2703, 77670), (2862, 73355), (4315, 48654), (4505, 46602), (4590, 45739), (4770, 44013), (5178, 40545), (5406, 38835), (7155, 29342), (7767, 27030), (8109, 25890), (8630, 24327), (9010, 23301), (12945, 16218), (13515, 15534), (14310, 14671)]