641293776

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7561}}^1$

素因数の和:7625

約数の個数: 120

約数和(自身を含む): 1950391040

約数和(自身を除く): 1309097264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 38, 48, 57, 62, 72, 76, 93, 114, 124, 144, 152, 171, 186, 228, 248, 279, 304, 342, 372, 456, 496, 558, 589, 684, 744, 912, 1116, 1178, 1368, 1488, 1767, 2232, 2356, 2736, 3534, 4464, 4712, 5301, 7068, 7561, 9424, 10602, 14136, 15122, 21204, 22683, 28272, 30244, 42408, 45366, 60488, 68049, 84816, 90732, 120976, 136098, 143659, 181464, 234391, 272196, 287318, 362928, 430977, 468782, 544392, 574636, 703173, 861954, 937564, 1088784, 1149272, 1292931, 1406346, 1723908, 1875128, 2109519, 2298544, 2585862, 2812692, 3447816, 3750256, 4219038, 4453429, 5171724, 5625384, 6895632, 8438076, 8906858, 10343448, 11250768, 13360287, 16876152, 17813716, 20686896, 26720574, 33752304, 35627432, 40080861, 53441148, 71254864, 80161722, 106882296, 160323444, 213764592, 320646888, 641293776]

約数ペア:

[(1, 641293776), (2, 320646888), (3, 213764592), (4, 160323444), (6, 106882296), (8, 80161722), (9, 71254864), (12, 53441148), (16, 40080861), (18, 35627432), (19, 33752304), (24, 26720574), (31, 20686896), (36, 17813716), (38, 16876152), (48, 13360287), (57, 11250768), (62, 10343448), (72, 8906858), (76, 8438076), (93, 6895632), (114, 5625384), (124, 5171724), (144, 4453429), (152, 4219038), (171, 3750256), (186, 3447816), (228, 2812692), (248, 2585862), (279, 2298544), (304, 2109519), (342, 1875128), (372, 1723908), (456, 1406346), (496, 1292931), (558, 1149272), (589, 1088784), (684, 937564), (744, 861954), (912, 703173), (1116, 574636), (1178, 544392), (1368, 468782), (1488, 430977), (1767, 362928), (2232, 287318), (2356, 272196), (2736, 234391), (3534, 181464), (4464, 143659), (4712, 136098), (5301, 120976), (7068, 90732), (7561, 84816), (9424, 68049), (10602, 60488), (14136, 45366), (15122, 42408), (21204, 30244), (22683, 28272)]