1920291240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120319}}^1$

素因数の和:120359

約数の個数: 128

約数和(自身を含む): 6930432000

約数和(自身を除く): 5010140760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 120319, 240638, 360957, 481276, 601595, 721914, 842233, 962552, 1203190, 1443828, 1684466, 1804785, 2286061, 2406380, 2526699, 2887656, 3368932, 3609570, 4211165, 4572122, 4812760, 5053398, 6737864, 6858183, 7219140, 8422330, 9144244, 10106796, 11430305, 12633495, 13716366, 14438280, 16002427, 16844660, 18288488, 20213592, 22860610, 25266990, 27432732, 32004854, 33689320, 34290915, 45721220, 48007281, 50533980, 54865464, 64009708, 68581830, 80012135, 91442440, 96014562, 101067960, 128019416, 137163660, 160024270, 192029124, 240036405, 274327320, 320048540, 384058248, 480072810, 640097080, 960145620, 1920291240]

約数ペア:

[(1, 1920291240), (2, 960145620), (3, 640097080), (4, 480072810), (5, 384058248), (6, 320048540), (7, 274327320), (8, 240036405), (10, 192029124), (12, 160024270), (14, 137163660), (15, 128019416), (19, 101067960), (20, 96014562), (21, 91442440), (24, 80012135), (28, 68581830), (30, 64009708), (35, 54865464), (38, 50533980), (40, 48007281), (42, 45721220), (56, 34290915), (57, 33689320), (60, 32004854), (70, 27432732), (76, 25266990), (84, 22860610), (95, 20213592), (105, 18288488), (114, 16844660), (120, 16002427), (133, 14438280), (140, 13716366), (152, 12633495), (168, 11430305), (190, 10106796), (210, 9144244), (228, 8422330), (266, 7219140), (280, 6858183), (285, 6737864), (380, 5053398), (399, 4812760), (420, 4572122), (456, 4211165), (532, 3609570), (570, 3368932), (665, 2887656), (760, 2526699), (798, 2406380), (840, 2286061), (1064, 1804785), (1140, 1684466), (1330, 1443828), (1596, 1203190), (1995, 962552), (2280, 842233), (2660, 721914), (3192, 601595), (3990, 481276), (5320, 360957), (7980, 240638), (15960, 120319)]