72688490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 170311680

約数和(自身を除く): 97623190

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 41, 43, 62, 70, 82, 86, 95, 133, 155, 190, 205, 215, 217, 266, 287, 301, 310, 410, 430, 434, 574, 589, 602, 665, 779, 817, 1085, 1178, 1271, 1330, 1333, 1435, 1505, 1558, 1634, 1763, 2170, 2542, 2666, 2870, 2945, 3010, 3526, 3895, 4085, 4123, 5453, 5719, 5890, 6355, 6665, 7790, 8170, 8246, 8815, 8897, 9331, 10906, 11438, 12341, 12710, 13330, 17630, 17794, 18662, 20615, 24149, 24682, 25327, 27265, 28595, 33497, 41230, 44485, 46655, 48298, 50654, 54530, 54653, 57190, 61705, 66994, 88970, 93310, 109306, 120745, 123410, 126635, 167485, 169043, 177289, 234479, 241490, 253270, 273265, 334970, 338086, 354578, 382571, 468958, 546530, 765142, 845215, 886445, 1038407, 1172395, 1690430, 1772890, 1912855, 2076814, 2344790, 3825710, 5192035, 7268849, 10384070, 14537698, 36344245, 72688490]

約数ペア:

[(1, 72688490), (2, 36344245), (5, 14537698), (7, 10384070), (10, 7268849), (14, 5192035), (19, 3825710), (31, 2344790), (35, 2076814), (38, 1912855), (41, 1772890), (43, 1690430), (62, 1172395), (70, 1038407), (82, 886445), (86, 845215), (95, 765142), (133, 546530), (155, 468958), (190, 382571), (205, 354578), (215, 338086), (217, 334970), (266, 273265), (287, 253270), (301, 241490), (310, 234479), (410, 177289), (430, 169043), (434, 167485), (574, 126635), (589, 123410), (602, 120745), (665, 109306), (779, 93310), (817, 88970), (1085, 66994), (1178, 61705), (1271, 57190), (1330, 54653), (1333, 54530), (1435, 50654), (1505, 48298), (1558, 46655), (1634, 44485), (1763, 41230), (2170, 33497), (2542, 28595), (2666, 27265), (2870, 25327), (2945, 24682), (3010, 24149), (3526, 20615), (3895, 18662), (4085, 17794), (4123, 17630), (5453, 13330), (5719, 12710), (5890, 12341), (6355, 11438), (6665, 10906), (7790, 9331), (8170, 8897), (8246, 8815)]