285141388

素因数分解:

$2^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 616694400

約数和(自身を除く): 331553012

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 49, 74, 82, 98, 137, 148, 164, 196, 259, 274, 287, 343, 518, 548, 574, 686, 959, 1036, 1148, 1372, 1517, 1813, 1918, 2009, 3034, 3626, 3836, 4018, 5069, 5617, 6068, 6713, 7252, 8036, 10138, 10619, 11234, 12691, 13426, 14063, 20276, 21238, 22468, 25382, 26852, 28126, 35483, 39319, 42476, 46991, 50764, 56252, 70966, 74333, 78638, 93982, 141932, 148666, 157276, 187964, 207829, 248381, 275233, 297332, 415658, 496762, 520331, 550466, 831316, 993524, 1040662, 1100932, 1454803, 1738667, 1926631, 2081324, 2909606, 3477334, 3853262, 5819212, 6954668, 7706524, 10183621, 20367242, 40734484, 71285347, 142570694, 285141388]

約数ペア:

[(1, 285141388), (2, 142570694), (4, 71285347), (7, 40734484), (14, 20367242), (28, 10183621), (37, 7706524), (41, 6954668), (49, 5819212), (74, 3853262), (82, 3477334), (98, 2909606), (137, 2081324), (148, 1926631), (164, 1738667), (196, 1454803), (259, 1100932), (274, 1040662), (287, 993524), (343, 831316), (518, 550466), (548, 520331), (574, 496762), (686, 415658), (959, 297332), (1036, 275233), (1148, 248381), (1372, 207829), (1517, 187964), (1813, 157276), (1918, 148666), (2009, 141932), (3034, 93982), (3626, 78638), (3836, 74333), (4018, 70966), (5069, 56252), (5617, 50764), (6068, 46991), (6713, 42476), (7252, 39319), (8036, 35483), (10138, 28126), (10619, 26852), (11234, 25382), (12691, 22468), (13426, 21238), (14063, 20276)]