253492440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 809818560

約数和(自身を除く): 556326120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 313, 340, 397, 408, 510, 626, 680, 794, 939, 1020, 1191, 1252, 1565, 1588, 1878, 1985, 2040, 2382, 2504, 3130, 3176, 3756, 3970, 4695, 4764, 5321, 5955, 6260, 6749, 7512, 7940, 9390, 9528, 10642, 11910, 12520, 13498, 15880, 15963, 18780, 20247, 21284, 23820, 26605, 26996, 31926, 33745, 37560, 40494, 42568, 47640, 53210, 53992, 63852, 67490, 79815, 80988, 101235, 106420, 124261, 127704, 134980, 159630, 161976, 202470, 212840, 248522, 269960, 319260, 372783, 404940, 497044, 621305, 638520, 745566, 809880, 994088, 1242610, 1491132, 1863915, 2112437, 2485220, 2982264, 3727830, 4224874, 4970440, 6337311, 7455660, 8449748, 10562185, 12674622, 14911320, 16899496, 21124370, 25349244, 31686555, 42248740, 50698488, 63373110, 84497480, 126746220, 253492440]

約数ペア:

[(1, 253492440), (2, 126746220), (3, 84497480), (4, 63373110), (5, 50698488), (6, 42248740), (8, 31686555), (10, 25349244), (12, 21124370), (15, 16899496), (17, 14911320), (20, 12674622), (24, 10562185), (30, 8449748), (34, 7455660), (40, 6337311), (51, 4970440), (60, 4224874), (68, 3727830), (85, 2982264), (102, 2485220), (120, 2112437), (136, 1863915), (170, 1491132), (204, 1242610), (255, 994088), (313, 809880), (340, 745566), (397, 638520), (408, 621305), (510, 497044), (626, 404940), (680, 372783), (794, 319260), (939, 269960), (1020, 248522), (1191, 212840), (1252, 202470), (1565, 161976), (1588, 159630), (1878, 134980), (1985, 127704), (2040, 124261), (2382, 106420), (2504, 101235), (3130, 80988), (3176, 79815), (3756, 67490), (3970, 63852), (4695, 53992), (4764, 53210), (5321, 47640), (5955, 42568), (6260, 40494), (6749, 37560), (7512, 33745), (7940, 31926), (9390, 26996), (9528, 26605), (10642, 23820), (11910, 21284), (12520, 20247), (13498, 18780), (15880, 15963)]