90691020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 317011968

約数和(自身を除く): 226320948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 167, 180, 210, 252, 315, 334, 420, 431, 501, 630, 668, 835, 862, 1002, 1169, 1260, 1293, 1503, 1670, 1724, 2004, 2155, 2338, 2505, 2586, 3006, 3017, 3340, 3507, 3879, 4310, 4676, 5010, 5172, 5845, 6012, 6034, 6465, 7014, 7515, 7758, 8620, 9051, 10020, 10521, 11690, 12068, 12930, 14028, 15030, 15085, 15516, 17535, 18102, 19395, 21042, 23380, 25860, 27153, 30060, 30170, 35070, 36204, 38790, 42084, 45255, 52605, 54306, 60340, 70140, 71977, 77580, 90510, 105210, 108612, 135765, 143954, 181020, 210420, 215931, 271530, 287908, 359885, 431862, 503839, 543060, 647793, 719770, 863724, 1007678, 1079655, 1295586, 1439540, 1511517, 2015356, 2159310, 2519195, 2591172, 3023034, 3238965, 4318620, 4534551, 5038390, 6046068, 6477930, 7557585, 9069102, 10076780, 12955860, 15115170, 18138204, 22672755, 30230340, 45345510, 90691020]

約数ペア:

[(1, 90691020), (2, 45345510), (3, 30230340), (4, 22672755), (5, 18138204), (6, 15115170), (7, 12955860), (9, 10076780), (10, 9069102), (12, 7557585), (14, 6477930), (15, 6046068), (18, 5038390), (20, 4534551), (21, 4318620), (28, 3238965), (30, 3023034), (35, 2591172), (36, 2519195), (42, 2159310), (45, 2015356), (60, 1511517), (63, 1439540), (70, 1295586), (84, 1079655), (90, 1007678), (105, 863724), (126, 719770), (140, 647793), (167, 543060), (180, 503839), (210, 431862), (252, 359885), (315, 287908), (334, 271530), (420, 215931), (431, 210420), (501, 181020), (630, 143954), (668, 135765), (835, 108612), (862, 105210), (1002, 90510), (1169, 77580), (1260, 71977), (1293, 70140), (1503, 60340), (1670, 54306), (1724, 52605), (2004, 45255), (2155, 42084), (2338, 38790), (2505, 36204), (2586, 35070), (3006, 30170), (3017, 30060), (3340, 27153), (3507, 25860), (3879, 23380), (4310, 21042), (4676, 19395), (5010, 18102), (5172, 17535), (5845, 15516), (6012, 15085), (6034, 15030), (6465, 14028), (7014, 12930), (7515, 12068), (7758, 11690), (8620, 10521), (9051, 10020)]