747270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 2139696

約数和(自身を除く): 1392426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 45, 46, 57, 69, 90, 95, 114, 115, 138, 171, 190, 207, 230, 285, 342, 345, 361, 414, 437, 570, 690, 722, 855, 874, 1035, 1083, 1311, 1710, 1805, 2070, 2166, 2185, 2622, 3249, 3610, 3933, 4370, 5415, 6498, 6555, 7866, 8303, 10830, 13110, 16245, 16606, 19665, 24909, 32490, 39330, 41515, 49818, 74727, 83030, 124545, 149454, 249090, 373635, 747270]

約数ペア:

[(1, 747270), (2, 373635), (3, 249090), (5, 149454), (6, 124545), (9, 83030), (10, 74727), (15, 49818), (18, 41515), (19, 39330), (23, 32490), (30, 24909), (38, 19665), (45, 16606), (46, 16245), (57, 13110), (69, 10830), (90, 8303), (95, 7866), (114, 6555), (115, 6498), (138, 5415), (171, 4370), (190, 3933), (207, 3610), (230, 3249), (285, 2622), (342, 2185), (345, 2166), (361, 2070), (414, 1805), (437, 1710), (570, 1311), (690, 1083), (722, 1035), (855, 874)]