2039870115

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:614

約数の個数: 128

約数和(自身を含む): 4047667200

約数和(自身を除く): 2007797085

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 71, 95, 115, 135, 171, 207, 213, 285, 345, 355, 437, 487, 513, 621, 639, 855, 1035, 1065, 1311, 1349, 1461, 1633, 1917, 2185, 2435, 2565, 3105, 3195, 3933, 4047, 4383, 4899, 6555, 6745, 7305, 8165, 9253, 9585, 11201, 11799, 12141, 13149, 14697, 19665, 20235, 21915, 24495, 27759, 31027, 33603, 34577, 36423, 44091, 46265, 56005, 58995, 60705, 65745, 73485, 83277, 93081, 100809, 103731, 138795, 155135, 168015, 172885, 182115, 212819, 220455, 249831, 279243, 302427, 311193, 416385, 465405, 504045, 518655, 638457, 656963, 795271, 837729, 933579, 1064095, 1249155, 1396215, 1512135, 1555965, 1915371, 1970889, 2385813, 3192285, 3284815, 3976355, 4188645, 4667895, 5746113, 5912667, 7157439, 9576855, 9854445, 11929065, 15110149, 17738001, 21472317, 28730565, 29563335, 35787195, 45330447, 75550745, 88690005, 107361585, 135991341, 226652235, 407974023, 679956705, 2039870115]

約数ペア:

[(1, 2039870115), (3, 679956705), (5, 407974023), (9, 226652235), (15, 135991341), (19, 107361585), (23, 88690005), (27, 75550745), (45, 45330447), (57, 35787195), (69, 29563335), (71, 28730565), (95, 21472317), (115, 17738001), (135, 15110149), (171, 11929065), (207, 9854445), (213, 9576855), (285, 7157439), (345, 5912667), (355, 5746113), (437, 4667895), (487, 4188645), (513, 3976355), (621, 3284815), (639, 3192285), (855, 2385813), (1035, 1970889), (1065, 1915371), (1311, 1555965), (1349, 1512135), (1461, 1396215), (1633, 1249155), (1917, 1064095), (2185, 933579), (2435, 837729), (2565, 795271), (3105, 656963), (3195, 638457), (3933, 518655), (4047, 504045), (4383, 465405), (4899, 416385), (6555, 311193), (6745, 302427), (7305, 279243), (8165, 249831), (9253, 220455), (9585, 212819), (11201, 182115), (11799, 172885), (12141, 168015), (13149, 155135), (14697, 138795), (19665, 103731), (20235, 100809), (21915, 93081), (24495, 83277), (27759, 73485), (31027, 65745), (33603, 60705), (34577, 58995), (36423, 56005), (44091, 46265)]