220153010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 533495808

約数和(自身を除く): 313342798

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 31, 35, 46, 55, 62, 70, 77, 110, 115, 154, 155, 161, 217, 230, 253, 310, 322, 341, 385, 401, 434, 506, 682, 713, 770, 802, 805, 1085, 1265, 1426, 1610, 1705, 1771, 2005, 2170, 2387, 2530, 2807, 3410, 3542, 3565, 4010, 4411, 4774, 4991, 5614, 7130, 7843, 8822, 8855, 9223, 9982, 11935, 12431, 14035, 15686, 17710, 18446, 22055, 23870, 24862, 24955, 28070, 30877, 39215, 44110, 46115, 49910, 54901, 61754, 62155, 64561, 78430, 87017, 92230, 101453, 109802, 124310, 129122, 136741, 154385, 174034, 202906, 273482, 274505, 285913, 308770, 322805, 435085, 507265, 549010, 571826, 645610, 683705, 710171, 870170, 957187, 1014530, 1367410, 1420342, 1429565, 1914374, 2001391, 2859130, 3145043, 3550855, 4002782, 4785935, 6290086, 7101710, 9571870, 10006955, 15725215, 20013910, 22015301, 31450430, 44030602, 110076505, 220153010]

約数ペア:

[(1, 220153010), (2, 110076505), (5, 44030602), (7, 31450430), (10, 22015301), (11, 20013910), (14, 15725215), (22, 10006955), (23, 9571870), (31, 7101710), (35, 6290086), (46, 4785935), (55, 4002782), (62, 3550855), (70, 3145043), (77, 2859130), (110, 2001391), (115, 1914374), (154, 1429565), (155, 1420342), (161, 1367410), (217, 1014530), (230, 957187), (253, 870170), (310, 710171), (322, 683705), (341, 645610), (385, 571826), (401, 549010), (434, 507265), (506, 435085), (682, 322805), (713, 308770), (770, 285913), (802, 274505), (805, 273482), (1085, 202906), (1265, 174034), (1426, 154385), (1610, 136741), (1705, 129122), (1771, 124310), (2005, 109802), (2170, 101453), (2387, 92230), (2530, 87017), (2807, 78430), (3410, 64561), (3542, 62155), (3565, 61754), (4010, 54901), (4411, 49910), (4774, 46115), (4991, 44110), (5614, 39215), (7130, 30877), (7843, 28070), (8822, 24955), (8855, 24862), (9223, 23870), (9982, 22055), (11935, 18446), (12431, 17710), (14035, 15686)]