155953980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9556

約数の個数: 144

約数和(自身を含む): 582289344

約数和(自身を除く): 426335364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 9521, 16380, 19042, 28563, 38084, 47605, 57126, 66647, 85689, 95210, 114252, 123773, 133294, 142815, 171378, 190420, 199941, 247546, 266588, 285630, 333235, 342756, 371319, 399882, 428445, 495092, 571260, 599823, 618865, 666470, 742638, 799764, 856890, 866411, 999705, 1113957, 1199646, 1237730, 1332940, 1485276, 1713780, 1732822, 1856595, 1999410, 2227914, 2399292, 2475460, 2599233, 2999115, 3465644, 3713190, 3998820, 4332055, 4455828, 5198466, 5569785, 5998230, 7426380, 7797699, 8664110, 10396932, 11139570, 11996460, 12996165, 15595398, 17328220, 22279140, 25992330, 31190796, 38988495, 51984660, 77976990, 155953980]

約数ペア:

[(1, 155953980), (2, 77976990), (3, 51984660), (4, 38988495), (5, 31190796), (6, 25992330), (7, 22279140), (9, 17328220), (10, 15595398), (12, 12996165), (13, 11996460), (14, 11139570), (15, 10396932), (18, 8664110), (20, 7797699), (21, 7426380), (26, 5998230), (28, 5569785), (30, 5198466), (35, 4455828), (36, 4332055), (39, 3998820), (42, 3713190), (45, 3465644), (52, 2999115), (60, 2599233), (63, 2475460), (65, 2399292), (70, 2227914), (78, 1999410), (84, 1856595), (90, 1732822), (91, 1713780), (105, 1485276), (117, 1332940), (126, 1237730), (130, 1199646), (140, 1113957), (156, 999705), (180, 866411), (182, 856890), (195, 799764), (210, 742638), (234, 666470), (252, 618865), (260, 599823), (273, 571260), (315, 495092), (364, 428445), (390, 399882), (420, 371319), (455, 342756), (468, 333235), (546, 285630), (585, 266588), (630, 247546), (780, 199941), (819, 190420), (910, 171378), (1092, 142815), (1170, 133294), (1260, 123773), (1365, 114252), (1638, 95210), (1820, 85689), (2340, 66647), (2730, 57126), (3276, 47605), (4095, 38084), (5460, 28563), (8190, 19042), (9521, 16380)]