1397458440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{26407}}^1$

素因数の和:26441

約数の個数: 192

約数和(自身を含む): 5418921600

約数和(自身を除く): 4021463160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 5292, 5880, 6615, 7560, 8820, 10584, 13230, 17640, 26407, 26460, 52814, 52920, 79221, 105628, 132035, 158442, 184849, 211256, 237663, 264070, 316884, 369698, 396105, 475326, 528140, 554547, 633768, 712989, 739396, 792210, 924245, 950652, 1056280, 1109094, 1188315, 1293943, 1425978, 1478792, 1584420, 1663641, 1848490, 1901304, 2218188, 2376630, 2587886, 2772735, 2851956, 3168840, 3327282, 3564945, 3696980, 3881829, 4436376, 4753260, 4990923, 5175772, 5545470, 5703912, 6469715, 6654564, 7129890, 7393960, 7763658, 8318205, 9506520, 9981846, 10351544, 11090940, 11645487, 12939430, 13309128, 14259780, 15527316, 16636410, 19409145, 19963692, 22181880, 23290974, 24954615, 25878860, 28519560, 31054632, 33272820, 34936461, 38818290, 39927384, 46581948, 49909230, 51757720, 58227435, 66545640, 69872922, 77636580, 93163896, 99818460, 116454870, 139745844, 155273160, 174682305, 199636920, 232909740, 279491688, 349364610, 465819480, 698729220, 1397458440]

約数ペア:

[(1, 1397458440), (2, 698729220), (3, 465819480), (4, 349364610), (5, 279491688), (6, 232909740), (7, 199636920), (8, 174682305), (9, 155273160), (10, 139745844), (12, 116454870), (14, 99818460), (15, 93163896), (18, 77636580), (20, 69872922), (21, 66545640), (24, 58227435), (27, 51757720), (28, 49909230), (30, 46581948), (35, 39927384), (36, 38818290), (40, 34936461), (42, 33272820), (45, 31054632), (49, 28519560), (54, 25878860), (56, 24954615), (60, 23290974), (63, 22181880), (70, 19963692), (72, 19409145), (84, 16636410), (90, 15527316), (98, 14259780), (105, 13309128), (108, 12939430), (120, 11645487), (126, 11090940), (135, 10351544), (140, 9981846), (147, 9506520), (168, 8318205), (180, 7763658), (189, 7393960), (196, 7129890), (210, 6654564), (216, 6469715), (245, 5703912), (252, 5545470), (270, 5175772), (280, 4990923), (294, 4753260), (315, 4436376), (360, 3881829), (378, 3696980), (392, 3564945), (420, 3327282), (441, 3168840), (490, 2851956), (504, 2772735), (540, 2587886), (588, 2376630), (630, 2218188), (735, 1901304), (756, 1848490), (840, 1663641), (882, 1584420), (945, 1478792), (980, 1425978), (1080, 1293943), (1176, 1188315), (1260, 1109094), (1323, 1056280), (1470, 950652), (1512, 924245), (1764, 792210), (1890, 739396), (1960, 712989), (2205, 633768), (2520, 554547), (2646, 528140), (2940, 475326), (3528, 396105), (3780, 369698), (4410, 316884), (5292, 264070), (5880, 237663), (6615, 211256), (7560, 184849), (8820, 158442), (10584, 132035), (13230, 105628), (17640, 79221), (26407, 52920), (26460, 52814)]