64656720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1009}}^1$

素因数の和:1117

約数の個数: 120

約数和(自身を含む): 219796200

約数和(自身を除く): 155139480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 120, 144, 178, 180, 240, 267, 356, 360, 445, 534, 712, 720, 801, 890, 1009, 1068, 1335, 1424, 1602, 1780, 2018, 2136, 2670, 3027, 3204, 3560, 4005, 4036, 4272, 5045, 5340, 6054, 6408, 7120, 8010, 8072, 9081, 10090, 10680, 12108, 12816, 15135, 16020, 16144, 18162, 20180, 21360, 24216, 30270, 32040, 36324, 40360, 45405, 48432, 60540, 64080, 72648, 80720, 89801, 90810, 121080, 145296, 179602, 181620, 242160, 269403, 359204, 363240, 449005, 538806, 718408, 726480, 808209, 898010, 1077612, 1347015, 1436816, 1616418, 1796020, 2155224, 2694030, 3232836, 3592040, 4041045, 4310448, 5388060, 6465672, 7184080, 8082090, 10776120, 12931344, 16164180, 21552240, 32328360, 64656720]

約数ペア:

[(1, 64656720), (2, 32328360), (3, 21552240), (4, 16164180), (5, 12931344), (6, 10776120), (8, 8082090), (9, 7184080), (10, 6465672), (12, 5388060), (15, 4310448), (16, 4041045), (18, 3592040), (20, 3232836), (24, 2694030), (30, 2155224), (36, 1796020), (40, 1616418), (45, 1436816), (48, 1347015), (60, 1077612), (72, 898010), (80, 808209), (89, 726480), (90, 718408), (120, 538806), (144, 449005), (178, 363240), (180, 359204), (240, 269403), (267, 242160), (356, 181620), (360, 179602), (445, 145296), (534, 121080), (712, 90810), (720, 89801), (801, 80720), (890, 72648), (1009, 64080), (1068, 60540), (1335, 48432), (1424, 45405), (1602, 40360), (1780, 36324), (2018, 32040), (2136, 30270), (2670, 24216), (3027, 21360), (3204, 20180), (3560, 18162), (4005, 16144), (4036, 16020), (4272, 15135), (5045, 12816), (5340, 12108), (6054, 10680), (6408, 10090), (7120, 9081), (8010, 8072)]