188947980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80747}}^1$

素因数の和:80775

約数の個数: 72

約数和(自身を含む): 617237712

約数和(自身を除く): 428289732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 80747, 161494, 242241, 322988, 403735, 484482, 726723, 807470, 968964, 1049711, 1211205, 1453446, 1614940, 2099422, 2422410, 2906892, 3149133, 3633615, 4198844, 4844820, 5248555, 6298266, 7267230, 9447399, 10497110, 12596532, 14534460, 15745665, 18894798, 20994220, 31491330, 37789596, 47236995, 62982660, 94473990, 188947980]

約数ペア:

[(1, 188947980), (2, 94473990), (3, 62982660), (4, 47236995), (5, 37789596), (6, 31491330), (9, 20994220), (10, 18894798), (12, 15745665), (13, 14534460), (15, 12596532), (18, 10497110), (20, 9447399), (26, 7267230), (30, 6298266), (36, 5248555), (39, 4844820), (45, 4198844), (52, 3633615), (60, 3149133), (65, 2906892), (78, 2422410), (90, 2099422), (117, 1614940), (130, 1453446), (156, 1211205), (180, 1049711), (195, 968964), (234, 807470), (260, 726723), (390, 484482), (468, 403735), (585, 322988), (780, 242241), (1170, 161494), (2340, 80747)]