15728700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 50795360

約数和(自身を除く): 35066660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 37, 39, 50, 52, 60, 65, 74, 75, 78, 100, 109, 111, 130, 148, 150, 156, 185, 195, 218, 222, 260, 300, 325, 327, 370, 390, 436, 444, 481, 545, 555, 650, 654, 740, 780, 925, 962, 975, 1090, 1110, 1300, 1308, 1417, 1443, 1635, 1850, 1924, 1950, 2180, 2220, 2405, 2725, 2775, 2834, 2886, 3270, 3700, 3900, 4033, 4251, 4810, 5450, 5550, 5668, 5772, 6540, 7085, 7215, 8066, 8175, 8502, 9620, 10900, 11100, 12025, 12099, 14170, 14430, 16132, 16350, 17004, 20165, 21255, 24050, 24198, 28340, 28860, 32700, 35425, 36075, 40330, 42510, 48100, 48396, 52429, 60495, 70850, 72150, 80660, 85020, 100825, 104858, 106275, 120990, 141700, 144300, 157287, 201650, 209716, 212550, 241980, 262145, 302475, 314574, 403300, 425100, 524290, 604950, 629148, 786435, 1048580, 1209900, 1310725, 1572870, 2621450, 3145740, 3932175, 5242900, 7864350, 15728700]

約数ペア:

[(1, 15728700), (2, 7864350), (3, 5242900), (4, 3932175), (5, 3145740), (6, 2621450), (10, 1572870), (12, 1310725), (13, 1209900), (15, 1048580), (20, 786435), (25, 629148), (26, 604950), (30, 524290), (37, 425100), (39, 403300), (50, 314574), (52, 302475), (60, 262145), (65, 241980), (74, 212550), (75, 209716), (78, 201650), (100, 157287), (109, 144300), (111, 141700), (130, 120990), (148, 106275), (150, 104858), (156, 100825), (185, 85020), (195, 80660), (218, 72150), (222, 70850), (260, 60495), (300, 52429), (325, 48396), (327, 48100), (370, 42510), (390, 40330), (436, 36075), (444, 35425), (481, 32700), (545, 28860), (555, 28340), (650, 24198), (654, 24050), (740, 21255), (780, 20165), (925, 17004), (962, 16350), (975, 16132), (1090, 14430), (1110, 14170), (1300, 12099), (1308, 12025), (1417, 11100), (1443, 10900), (1635, 9620), (1850, 8502), (1924, 8175), (1950, 8066), (2180, 7215), (2220, 7085), (2405, 6540), (2725, 5772), (2775, 5668), (2834, 5550), (2886, 5450), (3270, 4810), (3700, 4251), (3900, 4033)]