80690940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 270781056

約数和(自身を除く): 190090116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 83, 90, 99, 110, 132, 165, 166, 180, 198, 220, 249, 330, 332, 396, 415, 491, 495, 498, 660, 747, 830, 913, 982, 990, 996, 1245, 1473, 1494, 1660, 1826, 1964, 1980, 2455, 2490, 2739, 2946, 2988, 3652, 3735, 4419, 4565, 4910, 4980, 5401, 5478, 5892, 7365, 7470, 8217, 8838, 9130, 9820, 10802, 10956, 13695, 14730, 14940, 16203, 16434, 17676, 18260, 21604, 22095, 27005, 27390, 29460, 32406, 32868, 40753, 41085, 44190, 48609, 54010, 54780, 64812, 81015, 81506, 82170, 88380, 97218, 108020, 122259, 162030, 163012, 164340, 194436, 203765, 243045, 244518, 324060, 366777, 407530, 448283, 486090, 489036, 611295, 733554, 815060, 896566, 972180, 1222590, 1344849, 1467108, 1793132, 1833885, 2241415, 2445180, 2689698, 3667770, 4034547, 4482830, 5379396, 6724245, 7335540, 8069094, 8965660, 13448490, 16138188, 20172735, 26896980, 40345470, 80690940]

約数ペア:

[(1, 80690940), (2, 40345470), (3, 26896980), (4, 20172735), (5, 16138188), (6, 13448490), (9, 8965660), (10, 8069094), (11, 7335540), (12, 6724245), (15, 5379396), (18, 4482830), (20, 4034547), (22, 3667770), (30, 2689698), (33, 2445180), (36, 2241415), (44, 1833885), (45, 1793132), (55, 1467108), (60, 1344849), (66, 1222590), (83, 972180), (90, 896566), (99, 815060), (110, 733554), (132, 611295), (165, 489036), (166, 486090), (180, 448283), (198, 407530), (220, 366777), (249, 324060), (330, 244518), (332, 243045), (396, 203765), (415, 194436), (491, 164340), (495, 163012), (498, 162030), (660, 122259), (747, 108020), (830, 97218), (913, 88380), (982, 82170), (990, 81506), (996, 81015), (1245, 64812), (1473, 54780), (1494, 54010), (1660, 48609), (1826, 44190), (1964, 41085), (1980, 40753), (2455, 32868), (2490, 32406), (2739, 29460), (2946, 27390), (2988, 27005), (3652, 22095), (3735, 21604), (4419, 18260), (4565, 17676), (4910, 16434), (4980, 16203), (5401, 14940), (5478, 14730), (5892, 13695), (7365, 10956), (7470, 10802), (8217, 9820), (8838, 9130)]