31233420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 102604320

約数和(自身を除く): 71370900

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, 173, 177, 180, 204, 236, 255, 295, 306, 340, 346, 354, 510, 519, 531, 590, 612, 692, 708, 765, 865, 885, 1003, 1020, 1038, 1062, 1180, 1530, 1557, 1730, 1770, 2006, 2076, 2124, 2595, 2655, 2941, 3009, 3060, 3114, 3460, 3540, 4012, 5015, 5190, 5310, 5882, 6018, 6228, 7785, 8823, 9027, 10030, 10207, 10380, 10620, 11764, 12036, 14705, 15045, 15570, 17646, 18054, 20060, 20414, 26469, 29410, 30090, 30621, 31140, 35292, 36108, 40828, 44115, 45135, 51035, 52938, 58820, 60180, 61242, 88230, 90270, 91863, 102070, 105876, 122484, 132345, 153105, 173519, 176460, 180540, 183726, 204140, 264690, 306210, 347038, 367452, 459315, 520557, 529380, 612420, 694076, 867595, 918630, 1041114, 1561671, 1735190, 1837260, 2082228, 2602785, 3123342, 3470380, 5205570, 6246684, 7808355, 10411140, 15616710, 31233420]

約数ペア:

[(1, 31233420), (2, 15616710), (3, 10411140), (4, 7808355), (5, 6246684), (6, 5205570), (9, 3470380), (10, 3123342), (12, 2602785), (15, 2082228), (17, 1837260), (18, 1735190), (20, 1561671), (30, 1041114), (34, 918630), (36, 867595), (45, 694076), (51, 612420), (59, 529380), (60, 520557), (68, 459315), (85, 367452), (90, 347038), (102, 306210), (118, 264690), (153, 204140), (170, 183726), (173, 180540), (177, 176460), (180, 173519), (204, 153105), (236, 132345), (255, 122484), (295, 105876), (306, 102070), (340, 91863), (346, 90270), (354, 88230), (510, 61242), (519, 60180), (531, 58820), (590, 52938), (612, 51035), (692, 45135), (708, 44115), (765, 40828), (865, 36108), (885, 35292), (1003, 31140), (1020, 30621), (1038, 30090), (1062, 29410), (1180, 26469), (1530, 20414), (1557, 20060), (1730, 18054), (1770, 17646), (2006, 15570), (2076, 15045), (2124, 14705), (2595, 12036), (2655, 11764), (2941, 10620), (3009, 10380), (3060, 10207), (3114, 10030), (3460, 9027), (3540, 8823), (4012, 7785), (5015, 6228), (5190, 6018), (5310, 5882)]