309172920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{383}}^1$

素因数の和:466

約数の個数: 192

約数和(自身を含む): 1098178560

約数和(自身を除く): 789005640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 383, 420, 434, 465, 620, 651, 744, 766, 840, 868, 930, 961, 1085, 1149, 1240, 1302, 1532, 1736, 1860, 1915, 1922, 2170, 2298, 2604, 2681, 2883, 3064, 3255, 3720, 3830, 3844, 4340, 4596, 4805, 5208, 5362, 5745, 5766, 6510, 6727, 7660, 7688, 8043, 8680, 9192, 9610, 10724, 11490, 11532, 11873, 13020, 13405, 13454, 14415, 15320, 16086, 19220, 20181, 21448, 22980, 23064, 23746, 26040, 26810, 26908, 28830, 32172, 33635, 35619, 38440, 40215, 40362, 45960, 47492, 53620, 53816, 57660, 59365, 64344, 67270, 71238, 80430, 80724, 83111, 94984, 100905, 107240, 115320, 118730, 134540, 142476, 160860, 161448, 166222, 178095, 201810, 237460, 249333, 269080, 284952, 321720, 332444, 356190, 368063, 403620, 415555, 474920, 498666, 664888, 712380, 736126, 807240, 831110, 997332, 1104189, 1246665, 1424760, 1472252, 1662220, 1840315, 1994664, 2208378, 2493330, 2576441, 2944504, 3324440, 3680630, 4416756, 4986660, 5152882, 5520945, 7361260, 7729323, 8833512, 9973320, 10305764, 11041890, 12882205, 14722520, 15458646, 20611528, 22083780, 25764410, 30917292, 38646615, 44167560, 51528820, 61834584, 77293230, 103057640, 154586460, 309172920]

約数ペア:

[(1, 309172920), (2, 154586460), (3, 103057640), (4, 77293230), (5, 61834584), (6, 51528820), (7, 44167560), (8, 38646615), (10, 30917292), (12, 25764410), (14, 22083780), (15, 20611528), (20, 15458646), (21, 14722520), (24, 12882205), (28, 11041890), (30, 10305764), (31, 9973320), (35, 8833512), (40, 7729323), (42, 7361260), (56, 5520945), (60, 5152882), (62, 4986660), (70, 4416756), (84, 3680630), (93, 3324440), (105, 2944504), (120, 2576441), (124, 2493330), (140, 2208378), (155, 1994664), (168, 1840315), (186, 1662220), (210, 1472252), (217, 1424760), (248, 1246665), (280, 1104189), (310, 997332), (372, 831110), (383, 807240), (420, 736126), (434, 712380), (465, 664888), (620, 498666), (651, 474920), (744, 415555), (766, 403620), (840, 368063), (868, 356190), (930, 332444), (961, 321720), (1085, 284952), (1149, 269080), (1240, 249333), (1302, 237460), (1532, 201810), (1736, 178095), (1860, 166222), (1915, 161448), (1922, 160860), (2170, 142476), (2298, 134540), (2604, 118730), (2681, 115320), (2883, 107240), (3064, 100905), (3255, 94984), (3720, 83111), (3830, 80724), (3844, 80430), (4340, 71238), (4596, 67270), (4805, 64344), (5208, 59365), (5362, 57660), (5745, 53816), (5766, 53620), (6510, 47492), (6727, 45960), (7660, 40362), (7688, 40215), (8043, 38440), (8680, 35619), (9192, 33635), (9610, 32172), (10724, 28830), (11490, 26908), (11532, 26810), (11873, 26040), (13020, 23746), (13405, 23064), (13454, 22980), (14415, 21448), (15320, 20181), (16086, 19220)]