193872840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1549}}^1$

素因数の和:1719

約数の個数: 128

約数和(自身を含む): 669600000

約数和(自身を除く): 475727160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 745, 840, 894, 1043, 1192, 1490, 1549, 1788, 2086, 2235, 2980, 3098, 3129, 3576, 4172, 4470, 4647, 5215, 5960, 6196, 6258, 7745, 8344, 8940, 9294, 10430, 10843, 12392, 12516, 15490, 15645, 17880, 18588, 20860, 21686, 23235, 25032, 30980, 31290, 32529, 37176, 41720, 43372, 46470, 54215, 61960, 62580, 65058, 86744, 92940, 108430, 125160, 130116, 162645, 185880, 216860, 230801, 260232, 325290, 433720, 461602, 650580, 692403, 923204, 1154005, 1301160, 1384806, 1615607, 1846408, 2308010, 2769612, 3231214, 3462015, 4616020, 4846821, 5539224, 6462428, 6924030, 8078035, 9232040, 9693642, 12924856, 13848060, 16156070, 19387284, 24234105, 27696120, 32312140, 38774568, 48468210, 64624280, 96936420, 193872840]

約数ペア:

[(1, 193872840), (2, 96936420), (3, 64624280), (4, 48468210), (5, 38774568), (6, 32312140), (7, 27696120), (8, 24234105), (10, 19387284), (12, 16156070), (14, 13848060), (15, 12924856), (20, 9693642), (21, 9232040), (24, 8078035), (28, 6924030), (30, 6462428), (35, 5539224), (40, 4846821), (42, 4616020), (56, 3462015), (60, 3231214), (70, 2769612), (84, 2308010), (105, 1846408), (120, 1615607), (140, 1384806), (149, 1301160), (168, 1154005), (210, 923204), (280, 692403), (298, 650580), (420, 461602), (447, 433720), (596, 325290), (745, 260232), (840, 230801), (894, 216860), (1043, 185880), (1192, 162645), (1490, 130116), (1549, 125160), (1788, 108430), (2086, 92940), (2235, 86744), (2980, 65058), (3098, 62580), (3129, 61960), (3576, 54215), (4172, 46470), (4470, 43372), (4647, 41720), (5215, 37176), (5960, 32529), (6196, 31290), (6258, 30980), (7745, 25032), (8344, 23235), (8940, 21686), (9294, 20860), (10430, 18588), (10843, 17880), (12392, 15645), (12516, 15490)]