15057920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 88

約数和(自身を含む): 38467224

約数和(自身を除く): 23409304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 173, 256, 272, 320, 340, 346, 512, 544, 640, 680, 692, 865, 1024, 1088, 1280, 1360, 1384, 1730, 2176, 2560, 2720, 2768, 2941, 3460, 4352, 5120, 5440, 5536, 5882, 6920, 8704, 10880, 11072, 11764, 13840, 14705, 17408, 21760, 22144, 23528, 27680, 29410, 43520, 44288, 47056, 55360, 58820, 87040, 88576, 94112, 110720, 117640, 177152, 188224, 221440, 235280, 376448, 442880, 470560, 752896, 885760, 941120, 1505792, 1882240, 3011584, 3764480, 7528960, 15057920]

約数ペア:

[(1, 15057920), (2, 7528960), (4, 3764480), (5, 3011584), (8, 1882240), (10, 1505792), (16, 941120), (17, 885760), (20, 752896), (32, 470560), (34, 442880), (40, 376448), (64, 235280), (68, 221440), (80, 188224), (85, 177152), (128, 117640), (136, 110720), (160, 94112), (170, 88576), (173, 87040), (256, 58820), (272, 55360), (320, 47056), (340, 44288), (346, 43520), (512, 29410), (544, 27680), (640, 23528), (680, 22144), (692, 21760), (865, 17408), (1024, 14705), (1088, 13840), (1280, 11764), (1360, 11072), (1384, 10880), (1730, 8704), (2176, 6920), (2560, 5882), (2720, 5536), (2768, 5440), (2941, 5120), (3460, 4352)]