278829720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4583}}^1$

素因数の和:4626

約数の個数: 144

約数和(自身を含む): 981480240

約数和(自身を除く): 702650520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4583, 4680, 5070, 6084, 6760, 7605, 9166, 10140, 12168, 13749, 15210, 18332, 20280, 22915, 27498, 30420, 36664, 41247, 45830, 54996, 59579, 60840, 68745, 82494, 91660, 109992, 119158, 137490, 164988, 178737, 183320, 206235, 238316, 274980, 297895, 329976, 357474, 412470, 476632, 536211, 549960, 595790, 714948, 774527, 824940, 893685, 1072422, 1191580, 1429896, 1549054, 1649880, 1787370, 2144844, 2323581, 2383160, 2681055, 3098108, 3574740, 3872635, 4289688, 4647162, 5362110, 6196216, 6970743, 7149480, 7745270, 9294324, 10724220, 11617905, 13941486, 15490540, 18588648, 21448440, 23235810, 27882972, 30981080, 34853715, 46471620, 55765944, 69707430, 92943240, 139414860, 278829720]

約数ペア:

[(1, 278829720), (2, 139414860), (3, 92943240), (4, 69707430), (5, 55765944), (6, 46471620), (8, 34853715), (9, 30981080), (10, 27882972), (12, 23235810), (13, 21448440), (15, 18588648), (18, 15490540), (20, 13941486), (24, 11617905), (26, 10724220), (30, 9294324), (36, 7745270), (39, 7149480), (40, 6970743), (45, 6196216), (52, 5362110), (60, 4647162), (65, 4289688), (72, 3872635), (78, 3574740), (90, 3098108), (104, 2681055), (117, 2383160), (120, 2323581), (130, 2144844), (156, 1787370), (169, 1649880), (180, 1549054), (195, 1429896), (234, 1191580), (260, 1072422), (312, 893685), (338, 824940), (360, 774527), (390, 714948), (468, 595790), (507, 549960), (520, 536211), (585, 476632), (676, 412470), (780, 357474), (845, 329976), (936, 297895), (1014, 274980), (1170, 238316), (1352, 206235), (1521, 183320), (1560, 178737), (1690, 164988), (2028, 137490), (2340, 119158), (2535, 109992), (3042, 91660), (3380, 82494), (4056, 68745), (4583, 60840), (4680, 59579), (5070, 54996), (6084, 45830), (6760, 41247), (7605, 36664), (9166, 30420), (10140, 27498), (12168, 22915), (13749, 20280), (15210, 18332)]