21270337560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6564919}}^1$

素因数の和:6564942

約数の個数: 80

約数和(自身を含む): 71491978800

約数和(自身を除く): 50221641240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6564919, 13129838, 19694757, 26259676, 32824595, 39389514, 52519352, 59084271, 65649190, 78779028, 98473785, 118168542, 131298380, 157558056, 177252813, 196947570, 236337084, 262596760, 295421355, 354505626, 393895140, 472674168, 531758439, 590842710, 709011252, 787790280, 886264065, 1063516878, 1181685420, 1418022504, 1772528130, 2127033756, 2363370840, 2658792195, 3545056260, 4254067512, 5317584390, 7090112520, 10635168780, 21270337560]

約数ペア:

[(1, 21270337560), (2, 10635168780), (3, 7090112520), (4, 5317584390), (5, 4254067512), (6, 3545056260), (8, 2658792195), (9, 2363370840), (10, 2127033756), (12, 1772528130), (15, 1418022504), (18, 1181685420), (20, 1063516878), (24, 886264065), (27, 787790280), (30, 709011252), (36, 590842710), (40, 531758439), (45, 472674168), (54, 393895140), (60, 354505626), (72, 295421355), (81, 262596760), (90, 236337084), (108, 196947570), (120, 177252813), (135, 157558056), (162, 131298380), (180, 118168542), (216, 98473785), (270, 78779028), (324, 65649190), (360, 59084271), (405, 52519352), (540, 39389514), (648, 32824595), (810, 26259676), (1080, 19694757), (1620, 13129838), (3240, 6564919)]