216509520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{22003}}^1$

素因数の和:22060

約数の個数: 80

約数和(自身を含む): 687580992

約数和(自身を除く): 471071472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 22003, 44006, 66009, 88012, 110015, 132018, 176024, 220030, 264036, 330045, 352048, 440060, 528072, 660090, 880120, 902123, 1056144, 1320180, 1760240, 1804246, 2640360, 2706369, 3608492, 4510615, 5280720, 5412738, 7216984, 9021230, 10825476, 13531845, 14433968, 18042460, 21650952, 27063690, 36084920, 43301904, 54127380, 72169840, 108254760, 216509520]

約数ペア:

[(1, 216509520), (2, 108254760), (3, 72169840), (4, 54127380), (5, 43301904), (6, 36084920), (8, 27063690), (10, 21650952), (12, 18042460), (15, 14433968), (16, 13531845), (20, 10825476), (24, 9021230), (30, 7216984), (40, 5412738), (41, 5280720), (48, 4510615), (60, 3608492), (80, 2706369), (82, 2640360), (120, 1804246), (123, 1760240), (164, 1320180), (205, 1056144), (240, 902123), (246, 880120), (328, 660090), (410, 528072), (492, 440060), (615, 352048), (656, 330045), (820, 264036), (984, 220030), (1230, 176024), (1640, 132018), (1968, 110015), (2460, 88012), (3280, 66009), (4920, 44006), (9840, 22003)]