311907960

素因数分解:

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

素因数の和:9558

約数の個数: 192

約数和(自身を含む): 1247762880

約数和(自身を除く): 935854920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 9521, 10920, 16380, 19042, 28563, 32760, 38084, 47605, 57126, 66647, 76168, 85689, 95210, 114252, 123773, 133294, 142815, 171378, 190420, 199941, 228504, 247546, 266588, 285630, 333235, 342756, 371319, 380840, 399882, 428445, 495092, 533176, 571260, 599823, 618865, 666470, 685512, 742638, 799764, 856890, 866411, 990184, 999705, 1113957, 1142520, 1199646, 1237730, 1332940, 1485276, 1599528, 1713780, 1732822, 1856595, 1999410, 2227914, 2399292, 2475460, 2599233, 2665880, 2970552, 2999115, 3427560, 3465644, 3713190, 3998820, 4332055, 4455828, 4798584, 4950920, 5198466, 5569785, 5998230, 6931288, 7426380, 7797699, 7997640, 8664110, 8911656, 10396932, 11139570, 11996460, 12996165, 14852760, 15595398, 17328220, 20793864, 22279140, 23992920, 25992330, 31190796, 34656440, 38988495, 44558280, 51984660, 62381592, 77976990, 103969320, 155953980, 311907960]

約数ペア:

[(1, 311907960), (2, 155953980), (3, 103969320), (4, 77976990), (5, 62381592), (6, 51984660), (7, 44558280), (8, 38988495), (9, 34656440), (10, 31190796), (12, 25992330), (13, 23992920), (14, 22279140), (15, 20793864), (18, 17328220), (20, 15595398), (21, 14852760), (24, 12996165), (26, 11996460), (28, 11139570), (30, 10396932), (35, 8911656), (36, 8664110), (39, 7997640), (40, 7797699), (42, 7426380), (45, 6931288), (52, 5998230), (56, 5569785), (60, 5198466), (63, 4950920), (65, 4798584), (70, 4455828), (72, 4332055), (78, 3998820), (84, 3713190), (90, 3465644), (91, 3427560), (104, 2999115), (105, 2970552), (117, 2665880), (120, 2599233), (126, 2475460), (130, 2399292), (140, 2227914), (156, 1999410), (168, 1856595), (180, 1732822), (182, 1713780), (195, 1599528), (210, 1485276), (234, 1332940), (252, 1237730), (260, 1199646), (273, 1142520), (280, 1113957), (312, 999705), (315, 990184), (360, 866411), (364, 856890), (390, 799764), (420, 742638), (455, 685512), (468, 666470), (504, 618865), (520, 599823), (546, 571260), (585, 533176), (630, 495092), (728, 428445), (780, 399882), (819, 380840), (840, 371319), (910, 342756), (936, 333235), (1092, 285630), (1170, 266588), (1260, 247546), (1365, 228504), (1560, 199941), (1638, 190420), (1820, 171378), (2184, 142815), (2340, 133294), (2520, 123773), (2730, 114252), (3276, 95210), (3640, 85689), (4095, 76168), (4680, 66647), (5460, 57126), (6552, 47605), (8190, 38084), (9521, 32760), (10920, 28563), (16380, 19042)]