78256080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15527}}^1$

素因数の和:15553

約数の個数: 120

約数和(自身を含む): 300373632

約数和(自身を除く): 222117552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15527, 31054, 46581, 62108, 77635, 93162, 108689, 124216, 139743, 155270, 186324, 217378, 232905, 248432, 279486, 310540, 326067, 372648, 434756, 465810, 543445, 558972, 621080, 652134, 698715, 745296, 869512, 931620, 978201, 1086890, 1117944, 1242160, 1304268, 1397430, 1630335, 1739024, 1863240, 1956402, 2173780, 2235888, 2608536, 2794860, 3260670, 3726480, 3912804, 4347560, 4891005, 5217072, 5589720, 6521340, 7825608, 8695120, 9782010, 11179440, 13042680, 15651216, 19564020, 26085360, 39128040, 78256080]

約数ペア:

[(1, 78256080), (2, 39128040), (3, 26085360), (4, 19564020), (5, 15651216), (6, 13042680), (7, 11179440), (8, 9782010), (9, 8695120), (10, 7825608), (12, 6521340), (14, 5589720), (15, 5217072), (16, 4891005), (18, 4347560), (20, 3912804), (21, 3726480), (24, 3260670), (28, 2794860), (30, 2608536), (35, 2235888), (36, 2173780), (40, 1956402), (42, 1863240), (45, 1739024), (48, 1630335), (56, 1397430), (60, 1304268), (63, 1242160), (70, 1117944), (72, 1086890), (80, 978201), (84, 931620), (90, 869512), (105, 745296), (112, 698715), (120, 652134), (126, 621080), (140, 558972), (144, 543445), (168, 465810), (180, 434756), (210, 372648), (240, 326067), (252, 310540), (280, 279486), (315, 248432), (336, 232905), (360, 217378), (420, 186324), (504, 155270), (560, 139743), (630, 124216), (720, 108689), (840, 93162), (1008, 77635), (1260, 62108), (1680, 46581), (2520, 31054), (5040, 15527)]