77812020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3023}}^1$

素因数の和:3062

約数の個数: 144

約数和(自身を含む): 277385472

約数和(自身を除く): 199573452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 3023, 4290, 5148, 6046, 6435, 8580, 9069, 12092, 12870, 15115, 18138, 25740, 27207, 30230, 33253, 36276, 39299, 45345, 54414, 60460, 66506, 78598, 90690, 99759, 108828, 117897, 133012, 136035, 157196, 166265, 181380, 196495, 199518, 235794, 272070, 299277, 332530, 353691, 392990, 399036, 432289, 471588, 498795, 544140, 589485, 598554, 665060, 707382, 785980, 864578, 997590, 1178970, 1197108, 1296867, 1414764, 1496385, 1729156, 1768455, 1995180, 2161445, 2357940, 2593734, 2992770, 3536910, 3890601, 4322890, 5187468, 5985540, 6484335, 7073820, 7781202, 8645780, 12968670, 15562404, 19453005, 25937340, 38906010, 77812020]

約数ペア:

[(1, 77812020), (2, 38906010), (3, 25937340), (4, 19453005), (5, 15562404), (6, 12968670), (9, 8645780), (10, 7781202), (11, 7073820), (12, 6484335), (13, 5985540), (15, 5187468), (18, 4322890), (20, 3890601), (22, 3536910), (26, 2992770), (30, 2593734), (33, 2357940), (36, 2161445), (39, 1995180), (44, 1768455), (45, 1729156), (52, 1496385), (55, 1414764), (60, 1296867), (65, 1197108), (66, 1178970), (78, 997590), (90, 864578), (99, 785980), (110, 707382), (117, 665060), (130, 598554), (132, 589485), (143, 544140), (156, 498795), (165, 471588), (180, 432289), (195, 399036), (198, 392990), (220, 353691), (234, 332530), (260, 299277), (286, 272070), (330, 235794), (390, 199518), (396, 196495), (429, 181380), (468, 166265), (495, 157196), (572, 136035), (585, 133012), (660, 117897), (715, 108828), (780, 99759), (858, 90690), (990, 78598), (1170, 66506), (1287, 60460), (1430, 54414), (1716, 45345), (1980, 39299), (2145, 36276), (2340, 33253), (2574, 30230), (2860, 27207), (3023, 25740), (4290, 18138), (5148, 15115), (6046, 12870), (6435, 12092), (8580, 9069)]