15922440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 128

約数和(自身を含む): 55468800

約数和(自身を除く): 39546360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 641, 690, 828, 920, 1035, 1080, 1242, 1282, 1380, 1656, 1923, 2070, 2484, 2564, 2760, 3105, 3205, 3846, 4140, 4968, 5128, 5769, 6210, 6410, 7692, 8280, 9615, 11538, 12420, 12820, 14743, 15384, 17307, 19230, 23076, 24840, 25640, 28845, 29486, 34614, 38460, 44229, 46152, 57690, 58972, 69228, 73715, 76920, 86535, 88458, 115380, 117944, 132687, 138456, 147430, 173070, 176916, 221145, 230760, 265374, 294860, 346140, 353832, 398061, 442290, 530748, 589720, 663435, 692280, 796122, 884580, 1061496, 1326870, 1592244, 1769160, 1990305, 2653740, 3184488, 3980610, 5307480, 7961220, 15922440]

約数ペア:

[(1, 15922440), (2, 7961220), (3, 5307480), (4, 3980610), (5, 3184488), (6, 2653740), (8, 1990305), (9, 1769160), (10, 1592244), (12, 1326870), (15, 1061496), (18, 884580), (20, 796122), (23, 692280), (24, 663435), (27, 589720), (30, 530748), (36, 442290), (40, 398061), (45, 353832), (46, 346140), (54, 294860), (60, 265374), (69, 230760), (72, 221145), (90, 176916), (92, 173070), (108, 147430), (115, 138456), (120, 132687), (135, 117944), (138, 115380), (180, 88458), (184, 86535), (207, 76920), (216, 73715), (230, 69228), (270, 58972), (276, 57690), (345, 46152), (360, 44229), (414, 38460), (460, 34614), (540, 29486), (552, 28845), (621, 25640), (641, 24840), (690, 23076), (828, 19230), (920, 17307), (1035, 15384), (1080, 14743), (1242, 12820), (1282, 12420), (1380, 11538), (1656, 9615), (1923, 8280), (2070, 7692), (2484, 6410), (2564, 6210), (2760, 5769), (3105, 5128), (3205, 4968), (3846, 4140)]