205672770

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:431

約数の個数: 112

約数和(自身を含む): 563069880

約数和(自身を除く): 357397110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 89, 90, 135, 162, 178, 243, 267, 270, 317, 405, 445, 486, 534, 634, 729, 801, 810, 890, 951, 1215, 1335, 1458, 1585, 1602, 1902, 2403, 2430, 2670, 2853, 3170, 3645, 4005, 4755, 4806, 5706, 7209, 7290, 8010, 8559, 9510, 12015, 14265, 14418, 17118, 21627, 24030, 25677, 28213, 28530, 36045, 42795, 43254, 51354, 56426, 64881, 72090, 77031, 84639, 85590, 108135, 128385, 129762, 141065, 154062, 169278, 216270, 231093, 253917, 256770, 282130, 324405, 385155, 423195, 462186, 507834, 648810, 761751, 770310, 846390, 1155465, 1269585, 1523502, 2285253, 2310930, 2539170, 3808755, 4570506, 6855759, 7617510, 11426265, 13711518, 20567277, 22852530, 34278795, 41134554, 68557590, 102836385, 205672770]

約数ペア:

[(1, 205672770), (2, 102836385), (3, 68557590), (5, 41134554), (6, 34278795), (9, 22852530), (10, 20567277), (15, 13711518), (18, 11426265), (27, 7617510), (30, 6855759), (45, 4570506), (54, 3808755), (81, 2539170), (89, 2310930), (90, 2285253), (135, 1523502), (162, 1269585), (178, 1155465), (243, 846390), (267, 770310), (270, 761751), (317, 648810), (405, 507834), (445, 462186), (486, 423195), (534, 385155), (634, 324405), (729, 282130), (801, 256770), (810, 253917), (890, 231093), (951, 216270), (1215, 169278), (1335, 154062), (1458, 141065), (1585, 129762), (1602, 128385), (1902, 108135), (2403, 85590), (2430, 84639), (2670, 77031), (2853, 72090), (3170, 64881), (3645, 56426), (4005, 51354), (4755, 43254), (4806, 42795), (5706, 36045), (7209, 28530), (7290, 28213), (8010, 25677), (8559, 24030), (9510, 21627), (12015, 17118), (14265, 14418)]