77820360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2393}}^1$

素因数の和:2678

約数の個数: 64

約数和(自身を含む): 234420480

約数和(自身を除く): 156600120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 1084, 1355, 1626, 2168, 2393, 2710, 3252, 4065, 4786, 5420, 6504, 7179, 8130, 9572, 10840, 11965, 14358, 16260, 19144, 23930, 28716, 32520, 35895, 47860, 57432, 71790, 95720, 143580, 287160, 648503, 1297006, 1945509, 2594012, 3242515, 3891018, 5188024, 6485030, 7782036, 9727545, 12970060, 15564072, 19455090, 25940120, 38910180, 77820360]

約数ペア:

[(1, 77820360), (2, 38910180), (3, 25940120), (4, 19455090), (5, 15564072), (6, 12970060), (8, 9727545), (10, 7782036), (12, 6485030), (15, 5188024), (20, 3891018), (24, 3242515), (30, 2594012), (40, 1945509), (60, 1297006), (120, 648503), (271, 287160), (542, 143580), (813, 95720), (1084, 71790), (1355, 57432), (1626, 47860), (2168, 35895), (2393, 32520), (2710, 28716), (3252, 23930), (4065, 19144), (4786, 16260), (5420, 14358), (6504, 11965), (7179, 10840), (8130, 9572)]