1520688420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{8423}}^1$

素因数の和:8514

約数の個数: 144

約数和(自身を含む): 4967464320

約数和(自身を除く): 3446775900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 236, 255, 295, 306, 340, 354, 510, 531, 590, 612, 708, 765, 885, 1003, 1020, 1062, 1180, 1530, 1770, 2006, 2124, 2655, 3009, 3060, 3540, 4012, 5015, 5310, 6018, 8423, 9027, 10030, 10620, 12036, 15045, 16846, 18054, 20060, 25269, 30090, 33692, 36108, 42115, 45135, 50538, 60180, 75807, 84230, 90270, 101076, 126345, 143191, 151614, 168460, 180540, 252690, 286382, 303228, 379035, 429573, 496957, 505380, 572764, 715955, 758070, 859146, 993914, 1288719, 1431910, 1490871, 1516140, 1718292, 1987828, 2147865, 2484785, 2577438, 2863820, 2981742, 4295730, 4472613, 4969570, 5154876, 5963484, 6443595, 7454355, 8448269, 8591460, 8945226, 9939140, 12887190, 14908710, 16896538, 17890452, 22363065, 25344807, 25774380, 29817420, 33793076, 42241345, 44726130, 50689614, 76034421, 84482690, 89452260, 101379228, 126724035, 152068842, 168965380, 253448070, 304137684, 380172105, 506896140, 760344210, 1520688420]

約数ペア:

[(1, 1520688420), (2, 760344210), (3, 506896140), (4, 380172105), (5, 304137684), (6, 253448070), (9, 168965380), (10, 152068842), (12, 126724035), (15, 101379228), (17, 89452260), (18, 84482690), (20, 76034421), (30, 50689614), (34, 44726130), (36, 42241345), (45, 33793076), (51, 29817420), (59, 25774380), (60, 25344807), (68, 22363065), (85, 17890452), (90, 16896538), (102, 14908710), (118, 12887190), (153, 9939140), (170, 8945226), (177, 8591460), (180, 8448269), (204, 7454355), (236, 6443595), (255, 5963484), (295, 5154876), (306, 4969570), (340, 4472613), (354, 4295730), (510, 2981742), (531, 2863820), (590, 2577438), (612, 2484785), (708, 2147865), (765, 1987828), (885, 1718292), (1003, 1516140), (1020, 1490871), (1062, 1431910), (1180, 1288719), (1530, 993914), (1770, 859146), (2006, 758070), (2124, 715955), (2655, 572764), (3009, 505380), (3060, 496957), (3540, 429573), (4012, 379035), (5015, 303228), (5310, 286382), (6018, 252690), (8423, 180540), (9027, 168460), (10030, 151614), (10620, 143191), (12036, 126345), (15045, 101076), (16846, 90270), (18054, 84230), (20060, 75807), (25269, 60180), (30090, 50538), (33692, 45135), (36108, 42115)]