744207640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2689}}^1$

素因数の和:2765

約数の個数: 128

約数和(自身を含む): 1987156800

約数和(自身を除く): 1242949160

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 37, 40, 44, 55, 68, 74, 85, 88, 110, 136, 148, 170, 185, 187, 220, 296, 340, 370, 374, 407, 440, 629, 680, 740, 748, 814, 935, 1258, 1480, 1496, 1628, 1870, 2035, 2516, 2689, 3145, 3256, 3740, 4070, 5032, 5378, 6290, 6919, 7480, 8140, 10756, 12580, 13445, 13838, 16280, 21512, 25160, 26890, 27676, 29579, 34595, 45713, 53780, 55352, 59158, 69190, 91426, 99493, 107560, 118316, 138380, 147895, 182852, 198986, 228565, 236632, 276760, 295790, 365704, 397972, 457130, 497465, 502843, 591580, 795944, 914260, 994930, 1005686, 1094423, 1183160, 1691381, 1828520, 1989860, 2011372, 2188846, 2514215, 3382762, 3979720, 4022744, 4377692, 5028430, 5472115, 6765524, 8456905, 8755384, 10056860, 10944230, 13531048, 16913810, 18605191, 20113720, 21888460, 33827620, 37210382, 43776920, 67655240, 74420764, 93025955, 148841528, 186051910, 372103820, 744207640]

約数ペア:

[(1, 744207640), (2, 372103820), (4, 186051910), (5, 148841528), (8, 93025955), (10, 74420764), (11, 67655240), (17, 43776920), (20, 37210382), (22, 33827620), (34, 21888460), (37, 20113720), (40, 18605191), (44, 16913810), (55, 13531048), (68, 10944230), (74, 10056860), (85, 8755384), (88, 8456905), (110, 6765524), (136, 5472115), (148, 5028430), (170, 4377692), (185, 4022744), (187, 3979720), (220, 3382762), (296, 2514215), (340, 2188846), (370, 2011372), (374, 1989860), (407, 1828520), (440, 1691381), (629, 1183160), (680, 1094423), (740, 1005686), (748, 994930), (814, 914260), (935, 795944), (1258, 591580), (1480, 502843), (1496, 497465), (1628, 457130), (1870, 397972), (2035, 365704), (2516, 295790), (2689, 276760), (3145, 236632), (3256, 228565), (3740, 198986), (4070, 182852), (5032, 147895), (5378, 138380), (6290, 118316), (6919, 107560), (7480, 99493), (8140, 91426), (10756, 69190), (12580, 59158), (13445, 55352), (13838, 53780), (16280, 45713), (21512, 34595), (25160, 29579), (26890, 27676)]