511601220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 288

約数和(自身を含む): 1812545280

約数和(自身を除く): 1300944060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 37, 38, 39, 45, 52, 57, 60, 65, 74, 76, 78, 90, 95, 111, 114, 117, 130, 148, 156, 171, 180, 185, 190, 195, 222, 228, 234, 247, 260, 285, 311, 333, 342, 370, 380, 390, 444, 468, 481, 494, 555, 570, 585, 622, 666, 684, 703, 740, 741, 780, 855, 933, 962, 988, 1110, 1140, 1170, 1235, 1244, 1332, 1406, 1443, 1482, 1555, 1665, 1710, 1866, 1924, 2109, 2220, 2223, 2340, 2405, 2470, 2799, 2812, 2886, 2964, 3110, 3330, 3420, 3515, 3705, 3732, 4043, 4218, 4329, 4446, 4665, 4810, 4940, 5598, 5772, 5909, 6220, 6327, 6660, 7030, 7215, 7410, 8086, 8436, 8658, 8892, 9139, 9330, 9620, 10545, 11115, 11196, 11507, 11818, 12129, 12654, 13995, 14060, 14430, 14820, 16172, 17316, 17727, 18278, 18660, 20215, 21090, 21645, 22230, 23014, 23636, 24258, 25308, 27417, 27990, 28860, 29545, 31635, 34521, 35454, 36387, 36556, 40430, 42180, 43290, 44460, 45695, 46028, 48516, 53181, 54834, 55980, 57535, 59090, 60645, 63270, 69042, 70908, 72774, 76817, 80860, 82251, 86580, 88635, 91390, 103563, 106362, 109668, 115070, 118180, 121290, 126540, 137085, 138084, 145548, 149591, 153634, 164502, 172605, 177270, 181935, 182780, 207126, 212724, 218633, 230140, 230451, 242580, 265905, 274170, 299182, 307268, 329004, 345210, 354540, 363870, 384085, 411255, 414252, 437266, 448773, 460902, 517815, 531810, 548340, 598364, 655899, 690420, 691353, 727740, 747955, 768170, 822510, 874532, 897546, 921804, 1035630, 1063620, 1093165, 1152255, 1311798, 1346319, 1382706, 1495910, 1536340, 1645020, 1795092, 1967697, 2071260, 2186330, 2243865, 2304510, 2623596, 2692638, 2765412, 2842229, 2991820, 3279495, 3456765, 3935394, 4372660, 4487730, 4609020, 5385276, 5684458, 6558990, 6731595, 6913530, 7870788, 8526687, 8975460, 9838485, 11368916, 13117980, 13463190, 13827060, 14211145, 17053374, 19676970, 25580061, 26926380, 28422290, 34106748, 39353940, 42633435, 51160122, 56844580, 85266870, 102320244, 127900305, 170533740, 255800610, 511601220]

約数ペア:

[(1, 511601220), (2, 255800610), (3, 170533740), (4, 127900305), (5, 102320244), (6, 85266870), (9, 56844580), (10, 51160122), (12, 42633435), (13, 39353940), (15, 34106748), (18, 28422290), (19, 26926380), (20, 25580061), (26, 19676970), (30, 17053374), (36, 14211145), (37, 13827060), (38, 13463190), (39, 13117980), (45, 11368916), (52, 9838485), (57, 8975460), (60, 8526687), (65, 7870788), (74, 6913530), (76, 6731595), (78, 6558990), (90, 5684458), (95, 5385276), (111, 4609020), (114, 4487730), (117, 4372660), (130, 3935394), (148, 3456765), (156, 3279495), (171, 2991820), (180, 2842229), (185, 2765412), (190, 2692638), (195, 2623596), (222, 2304510), (228, 2243865), (234, 2186330), (247, 2071260), (260, 1967697), (285, 1795092), (311, 1645020), (333, 1536340), (342, 1495910), (370, 1382706), (380, 1346319), (390, 1311798), (444, 1152255), (468, 1093165), (481, 1063620), (494, 1035630), (555, 921804), (570, 897546), (585, 874532), (622, 822510), (666, 768170), (684, 747955), (703, 727740), (740, 691353), (741, 690420), (780, 655899), (855, 598364), (933, 548340), (962, 531810), (988, 517815), (1110, 460902), (1140, 448773), (1170, 437266), (1235, 414252), (1244, 411255), (1332, 384085), (1406, 363870), (1443, 354540), (1482, 345210), (1555, 329004), (1665, 307268), (1710, 299182), (1866, 274170), (1924, 265905), (2109, 242580), (2220, 230451), (2223, 230140), (2340, 218633), (2405, 212724), (2470, 207126), (2799, 182780), (2812, 181935), (2886, 177270), (2964, 172605), (3110, 164502), (3330, 153634), (3420, 149591), (3515, 145548), (3705, 138084), (3732, 137085), (4043, 126540), (4218, 121290), (4329, 118180), (4446, 115070), (4665, 109668), (4810, 106362), (4940, 103563), (5598, 91390), (5772, 88635), (5909, 86580), (6220, 82251), (6327, 80860), (6660, 76817), (7030, 72774), (7215, 70908), (7410, 69042), (8086, 63270), (8436, 60645), (8658, 59090), (8892, 57535), (9139, 55980), (9330, 54834), (9620, 53181), (10545, 48516), (11115, 46028), (11196, 45695), (11507, 44460), (11818, 43290), (12129, 42180), (12654, 40430), (13995, 36556), (14060, 36387), (14430, 35454), (14820, 34521), (16172, 31635), (17316, 29545), (17727, 28860), (18278, 27990), (18660, 27417), (20215, 25308), (21090, 24258), (21645, 23636), (22230, 23014)]