15901440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 52538976

約数和(自身を除く): 36637536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 101, 120, 123, 128, 160, 164, 192, 202, 205, 240, 246, 256, 303, 320, 328, 384, 404, 410, 480, 492, 505, 606, 615, 640, 656, 768, 808, 820, 960, 984, 1010, 1212, 1230, 1280, 1312, 1515, 1616, 1640, 1920, 1968, 2020, 2424, 2460, 2624, 3030, 3232, 3280, 3840, 3936, 4040, 4141, 4848, 4920, 5248, 6060, 6464, 6560, 7872, 8080, 8282, 9696, 9840, 10496, 12120, 12423, 12928, 13120, 15744, 16160, 16564, 19392, 19680, 20705, 24240, 24846, 25856, 26240, 31488, 32320, 33128, 38784, 39360, 41410, 48480, 49692, 52480, 62115, 64640, 66256, 77568, 78720, 82820, 96960, 99384, 124230, 129280, 132512, 157440, 165640, 193920, 198768, 248460, 265024, 331280, 387840, 397536, 496920, 530048, 662560, 795072, 993840, 1060096, 1325120, 1590144, 1987680, 2650240, 3180288, 3975360, 5300480, 7950720, 15901440]

約数ペア:

[(1, 15901440), (2, 7950720), (3, 5300480), (4, 3975360), (5, 3180288), (6, 2650240), (8, 1987680), (10, 1590144), (12, 1325120), (15, 1060096), (16, 993840), (20, 795072), (24, 662560), (30, 530048), (32, 496920), (40, 397536), (41, 387840), (48, 331280), (60, 265024), (64, 248460), (80, 198768), (82, 193920), (96, 165640), (101, 157440), (120, 132512), (123, 129280), (128, 124230), (160, 99384), (164, 96960), (192, 82820), (202, 78720), (205, 77568), (240, 66256), (246, 64640), (256, 62115), (303, 52480), (320, 49692), (328, 48480), (384, 41410), (404, 39360), (410, 38784), (480, 33128), (492, 32320), (505, 31488), (606, 26240), (615, 25856), (640, 24846), (656, 24240), (768, 20705), (808, 19680), (820, 19392), (960, 16564), (984, 16160), (1010, 15744), (1212, 13120), (1230, 12928), (1280, 12423), (1312, 12120), (1515, 10496), (1616, 9840), (1640, 9696), (1920, 8282), (1968, 8080), (2020, 7872), (2424, 6560), (2460, 6464), (2624, 6060), (3030, 5248), (3232, 4920), (3280, 4848), (3840, 4141), (3936, 4040)]