667435770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{1993}}^1$

素因数の和:2128

約数の個数: 72

約数和(自身を含む): 1765132668

約数和(自身を除く): 1097696898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 1993, 2745, 3721, 3986, 5490, 5979, 7442, 9965, 11163, 11958, 17937, 18605, 19930, 22326, 29895, 33489, 35874, 37210, 55815, 59790, 66978, 89685, 111630, 121573, 167445, 179370, 243146, 334890, 364719, 607865, 729438, 1094157, 1215730, 1823595, 2188314, 3647190, 5470785, 7415953, 10941570, 14831906, 22247859, 37079765, 44495718, 66743577, 74159530, 111239295, 133487154, 222478590, 333717885, 667435770]

約数ペア:

[(1, 667435770), (2, 333717885), (3, 222478590), (5, 133487154), (6, 111239295), (9, 74159530), (10, 66743577), (15, 44495718), (18, 37079765), (30, 22247859), (45, 14831906), (61, 10941570), (90, 7415953), (122, 5470785), (183, 3647190), (305, 2188314), (366, 1823595), (549, 1215730), (610, 1094157), (915, 729438), (1098, 607865), (1830, 364719), (1993, 334890), (2745, 243146), (3721, 179370), (3986, 167445), (5490, 121573), (5979, 111630), (7442, 89685), (9965, 66978), (11163, 59790), (11958, 55815), (17937, 37210), (18605, 35874), (19930, 33489), (22326, 29895)]