80779140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 192

約数和(自身を含む): 278853120

約数和(自身を除く): 198073980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 90, 108, 111, 117, 130, 135, 148, 156, 180, 185, 195, 222, 234, 260, 270, 311, 333, 351, 370, 390, 444, 468, 481, 540, 555, 585, 622, 666, 702, 740, 780, 933, 962, 999, 1110, 1170, 1244, 1332, 1404, 1443, 1555, 1665, 1755, 1866, 1924, 1998, 2220, 2340, 2405, 2799, 2886, 3110, 3330, 3510, 3732, 3996, 4043, 4329, 4665, 4810, 4995, 5598, 5772, 6220, 6660, 7020, 7215, 8086, 8397, 8658, 9330, 9620, 9990, 11196, 11507, 12129, 12987, 13995, 14430, 16172, 16794, 17316, 18660, 19980, 20215, 21645, 23014, 24258, 25974, 27990, 28860, 33588, 34521, 36387, 40430, 41985, 43290, 46028, 48516, 51948, 55980, 57535, 60645, 64935, 69042, 72774, 80860, 83970, 86580, 103563, 109161, 115070, 121290, 129870, 138084, 145548, 149591, 167940, 172605, 181935, 207126, 218322, 230140, 242580, 259740, 299182, 310689, 345210, 363870, 414252, 436644, 448773, 517815, 545805, 598364, 621378, 690420, 727740, 747955, 897546, 1035630, 1091610, 1242756, 1346319, 1495910, 1553445, 1795092, 2071260, 2183220, 2243865, 2692638, 2991820, 3106890, 4038957, 4487730, 5385276, 6213780, 6731595, 8077914, 8975460, 13463190, 16155828, 20194785, 26926380, 40389570, 80779140]

約数ペア:

[(1, 80779140), (2, 40389570), (3, 26926380), (4, 20194785), (5, 16155828), (6, 13463190), (9, 8975460), (10, 8077914), (12, 6731595), (13, 6213780), (15, 5385276), (18, 4487730), (20, 4038957), (26, 3106890), (27, 2991820), (30, 2692638), (36, 2243865), (37, 2183220), (39, 2071260), (45, 1795092), (52, 1553445), (54, 1495910), (60, 1346319), (65, 1242756), (74, 1091610), (78, 1035630), (90, 897546), (108, 747955), (111, 727740), (117, 690420), (130, 621378), (135, 598364), (148, 545805), (156, 517815), (180, 448773), (185, 436644), (195, 414252), (222, 363870), (234, 345210), (260, 310689), (270, 299182), (311, 259740), (333, 242580), (351, 230140), (370, 218322), (390, 207126), (444, 181935), (468, 172605), (481, 167940), (540, 149591), (555, 145548), (585, 138084), (622, 129870), (666, 121290), (702, 115070), (740, 109161), (780, 103563), (933, 86580), (962, 83970), (999, 80860), (1110, 72774), (1170, 69042), (1244, 64935), (1332, 60645), (1404, 57535), (1443, 55980), (1555, 51948), (1665, 48516), (1755, 46028), (1866, 43290), (1924, 41985), (1998, 40430), (2220, 36387), (2340, 34521), (2405, 33588), (2799, 28860), (2886, 27990), (3110, 25974), (3330, 24258), (3510, 23014), (3732, 21645), (3996, 20215), (4043, 19980), (4329, 18660), (4665, 17316), (4810, 16794), (4995, 16172), (5598, 14430), (5772, 13995), (6220, 12987), (6660, 12129), (7020, 11507), (7215, 11196), (8086, 9990), (8397, 9620), (8658, 9330)]