644156688

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61843}}^1$

素因数の和:61892

約数の個数: 80

約数和(自身を含む): 1963175936

約数和(自身を除く): 1319019248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 61843, 123686, 185529, 247372, 371058, 432901, 494744, 742116, 865802, 989488, 1298703, 1484232, 1731604, 1917133, 2597406, 2968464, 3463208, 3834266, 5194812, 5751399, 6926416, 7668532, 10389624, 11502798, 13419931, 15337064, 20779248, 23005596, 26839862, 30674128, 40259793, 46011192, 53679724, 80519586, 92022384, 107359448, 161039172, 214718896, 322078344, 644156688]

約数ペア:

[(1, 644156688), (2, 322078344), (3, 214718896), (4, 161039172), (6, 107359448), (7, 92022384), (8, 80519586), (12, 53679724), (14, 46011192), (16, 40259793), (21, 30674128), (24, 26839862), (28, 23005596), (31, 20779248), (42, 15337064), (48, 13419931), (56, 11502798), (62, 10389624), (84, 7668532), (93, 6926416), (112, 5751399), (124, 5194812), (168, 3834266), (186, 3463208), (217, 2968464), (248, 2597406), (336, 1917133), (372, 1731604), (434, 1484232), (496, 1298703), (651, 989488), (744, 865802), (868, 742116), (1302, 494744), (1488, 432901), (1736, 371058), (2604, 247372), (3472, 185529), (5208, 123686), (10416, 61843)]