309655620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 981030960

約数和(自身を除く): 671375340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 137, 145, 174, 180, 261, 274, 290, 348, 411, 433, 435, 522, 548, 580, 685, 822, 866, 870, 1044, 1233, 1299, 1305, 1370, 1644, 1732, 1740, 2055, 2165, 2466, 2598, 2610, 2740, 3897, 3973, 4110, 4330, 4932, 5196, 5220, 6165, 6495, 7794, 7946, 8220, 8660, 11919, 12330, 12557, 12990, 15588, 15892, 19485, 19865, 23838, 24660, 25114, 25980, 35757, 37671, 38970, 39730, 47676, 50228, 59321, 59595, 62785, 71514, 75342, 77940, 79460, 113013, 118642, 119190, 125570, 143028, 150684, 177963, 178785, 188355, 226026, 237284, 238380, 251140, 296605, 355926, 357570, 376710, 452052, 533889, 565065, 593210, 711852, 715140, 753420, 889815, 1067778, 1130130, 1186420, 1720309, 1779630, 2135556, 2260260, 2669445, 3440618, 3559260, 5160927, 5338890, 6881236, 8601545, 10321854, 10677780, 15482781, 17203090, 20643708, 25804635, 30965562, 34406180, 51609270, 61931124, 77413905, 103218540, 154827810, 309655620]

約数ペア:

[(1, 309655620), (2, 154827810), (3, 103218540), (4, 77413905), (5, 61931124), (6, 51609270), (9, 34406180), (10, 30965562), (12, 25804635), (15, 20643708), (18, 17203090), (20, 15482781), (29, 10677780), (30, 10321854), (36, 8601545), (45, 6881236), (58, 5338890), (60, 5160927), (87, 3559260), (90, 3440618), (116, 2669445), (137, 2260260), (145, 2135556), (174, 1779630), (180, 1720309), (261, 1186420), (274, 1130130), (290, 1067778), (348, 889815), (411, 753420), (433, 715140), (435, 711852), (522, 593210), (548, 565065), (580, 533889), (685, 452052), (822, 376710), (866, 357570), (870, 355926), (1044, 296605), (1233, 251140), (1299, 238380), (1305, 237284), (1370, 226026), (1644, 188355), (1732, 178785), (1740, 177963), (2055, 150684), (2165, 143028), (2466, 125570), (2598, 119190), (2610, 118642), (2740, 113013), (3897, 79460), (3973, 77940), (4110, 75342), (4330, 71514), (4932, 62785), (5196, 59595), (5220, 59321), (6165, 50228), (6495, 47676), (7794, 39730), (7946, 38970), (8220, 37671), (8660, 35757), (11919, 25980), (12330, 25114), (12557, 24660), (12990, 23838), (15588, 19865), (15892, 19485)]