123781140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3222

約数の個数: 144

約数和(自身を含む): 443089920

約数和(自身を除く): 319308780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3169, 3255, 3906, 4340, 5580, 6338, 6510, 7812, 9507, 9765, 12676, 13020, 15845, 19014, 19530, 22183, 28521, 31690, 38028, 39060, 44366, 47535, 57042, 63380, 66549, 88732, 95070, 98239, 110915, 114084, 133098, 142605, 190140, 196478, 199647, 221830, 266196, 285210, 294717, 332745, 392956, 399294, 443660, 491195, 570420, 589434, 665490, 687673, 798588, 884151, 982390, 998235, 1178868, 1330980, 1375346, 1473585, 1768302, 1964780, 1996470, 2063019, 2750692, 2947170, 3438365, 3536604, 3992940, 4126038, 4420755, 5894340, 6189057, 6876730, 8252076, 8841510, 10315095, 12378114, 13753460, 17683020, 20630190, 24756228, 30945285, 41260380, 61890570, 123781140]

約数ペア:

[(1, 123781140), (2, 61890570), (3, 41260380), (4, 30945285), (5, 24756228), (6, 20630190), (7, 17683020), (9, 13753460), (10, 12378114), (12, 10315095), (14, 8841510), (15, 8252076), (18, 6876730), (20, 6189057), (21, 5894340), (28, 4420755), (30, 4126038), (31, 3992940), (35, 3536604), (36, 3438365), (42, 2947170), (45, 2750692), (60, 2063019), (62, 1996470), (63, 1964780), (70, 1768302), (84, 1473585), (90, 1375346), (93, 1330980), (105, 1178868), (124, 998235), (126, 982390), (140, 884151), (155, 798588), (180, 687673), (186, 665490), (210, 589434), (217, 570420), (252, 491195), (279, 443660), (310, 399294), (315, 392956), (372, 332745), (420, 294717), (434, 285210), (465, 266196), (558, 221830), (620, 199647), (630, 196478), (651, 190140), (868, 142605), (930, 133098), (1085, 114084), (1116, 110915), (1260, 98239), (1302, 95070), (1395, 88732), (1860, 66549), (1953, 63380), (2170, 57042), (2604, 47535), (2790, 44366), (3169, 39060), (3255, 38028), (3906, 31690), (4340, 28521), (5580, 22183), (6338, 19530), (6510, 19014), (7812, 15845), (9507, 13020), (9765, 12676)]