40449420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 138378240

約数和(自身を除く): 97928820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 659, 660, 682, 930, 990, 1023, 1116, 1318, 1364, 1395, 1705, 1860, 1977, 1980, 2046, 2636, 2790, 3069, 3295, 3410, 3954, 4092, 5115, 5580, 5931, 6138, 6590, 6820, 7249, 7908, 9885, 10230, 11862, 12276, 13180, 14498, 15345, 19770, 20429, 20460, 21747, 23724, 28996, 29655, 30690, 36245, 39540, 40858, 43494, 59310, 61287, 61380, 65241, 72490, 81716, 86988, 102145, 108735, 118620, 122574, 130482, 144980, 183861, 204290, 217470, 224719, 245148, 260964, 306435, 326205, 367722, 408580, 434940, 449438, 612870, 652410, 674157, 735444, 898876, 919305, 1123595, 1225740, 1304820, 1348314, 1838610, 2022471, 2247190, 2696628, 3370785, 3677220, 4044942, 4494380, 6741570, 8089884, 10112355, 13483140, 20224710, 40449420]

約数ペア:

[(1, 40449420), (2, 20224710), (3, 13483140), (4, 10112355), (5, 8089884), (6, 6741570), (9, 4494380), (10, 4044942), (11, 3677220), (12, 3370785), (15, 2696628), (18, 2247190), (20, 2022471), (22, 1838610), (30, 1348314), (31, 1304820), (33, 1225740), (36, 1123595), (44, 919305), (45, 898876), (55, 735444), (60, 674157), (62, 652410), (66, 612870), (90, 449438), (93, 434940), (99, 408580), (110, 367722), (124, 326205), (132, 306435), (155, 260964), (165, 245148), (180, 224719), (186, 217470), (198, 204290), (220, 183861), (279, 144980), (310, 130482), (330, 122574), (341, 118620), (372, 108735), (396, 102145), (465, 86988), (495, 81716), (558, 72490), (620, 65241), (659, 61380), (660, 61287), (682, 59310), (930, 43494), (990, 40858), (1023, 39540), (1116, 36245), (1318, 30690), (1364, 29655), (1395, 28996), (1705, 23724), (1860, 21747), (1977, 20460), (1980, 20429), (2046, 19770), (2636, 15345), (2790, 14498), (3069, 13180), (3295, 12276), (3410, 11862), (3954, 10230), (4092, 9885), (5115, 7908), (5580, 7249), (5931, 6820), (6138, 6590)]