15400640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:202

約数の個数: 112

約数和(自身を含む): 41148000

約数和(自身を除く): 25747360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 149, 152, 160, 170, 190, 272, 298, 304, 320, 323, 340, 380, 544, 596, 608, 646, 680, 745, 760, 1088, 1192, 1216, 1292, 1360, 1490, 1520, 1615, 2384, 2533, 2584, 2720, 2831, 2980, 3040, 3230, 4768, 5066, 5168, 5440, 5662, 5960, 6080, 6460, 9536, 10132, 10336, 11324, 11920, 12665, 12920, 14155, 20264, 20672, 22648, 23840, 25330, 25840, 28310, 40528, 45296, 47680, 48127, 50660, 51680, 56620, 81056, 90592, 96254, 101320, 103360, 113240, 162112, 181184, 192508, 202640, 226480, 240635, 385016, 405280, 452960, 481270, 770032, 810560, 905920, 962540, 1540064, 1925080, 3080128, 3850160, 7700320, 15400640]

約数ペア:

[(1, 15400640), (2, 7700320), (4, 3850160), (5, 3080128), (8, 1925080), (10, 1540064), (16, 962540), (17, 905920), (19, 810560), (20, 770032), (32, 481270), (34, 452960), (38, 405280), (40, 385016), (64, 240635), (68, 226480), (76, 202640), (80, 192508), (85, 181184), (95, 162112), (136, 113240), (149, 103360), (152, 101320), (160, 96254), (170, 90592), (190, 81056), (272, 56620), (298, 51680), (304, 50660), (320, 48127), (323, 47680), (340, 45296), (380, 40528), (544, 28310), (596, 25840), (608, 25330), (646, 23840), (680, 22648), (745, 20672), (760, 20264), (1088, 14155), (1192, 12920), (1216, 12665), (1292, 11920), (1360, 11324), (1490, 10336), (1520, 10132), (1615, 9536), (2384, 6460), (2533, 6080), (2584, 5960), (2720, 5662), (2831, 5440), (2980, 5168), (3040, 5066), (3230, 4768)]