144587720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 375321600

約数和(自身を除く): 230733880

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 190, 248, 310, 323, 340, 361, 380, 527, 589, 620, 646, 680, 722, 760, 1054, 1178, 1240, 1292, 1444, 1615, 1805, 2108, 2356, 2584, 2635, 2888, 2945, 3230, 3610, 4216, 4712, 5270, 5890, 6137, 6460, 6859, 7220, 10013, 10540, 11191, 11780, 12274, 12920, 13718, 14440, 20026, 21080, 22382, 23560, 24548, 27436, 30685, 34295, 40052, 44764, 49096, 50065, 54872, 55955, 61370, 68590, 80104, 89528, 100130, 111910, 116603, 122740, 137180, 190247, 200260, 212629, 223820, 233206, 245480, 274360, 380494, 400520, 425258, 447640, 466412, 583015, 760988, 850516, 932824, 951235, 1063145, 1166030, 1521976, 1701032, 1902470, 2126290, 2332060, 3614693, 3804940, 4252580, 4664120, 7229386, 7609880, 8505160, 14458772, 18073465, 28917544, 36146930, 72293860, 144587720]

約数ペア:

[(1, 144587720), (2, 72293860), (4, 36146930), (5, 28917544), (8, 18073465), (10, 14458772), (17, 8505160), (19, 7609880), (20, 7229386), (31, 4664120), (34, 4252580), (38, 3804940), (40, 3614693), (62, 2332060), (68, 2126290), (76, 1902470), (85, 1701032), (95, 1521976), (124, 1166030), (136, 1063145), (152, 951235), (155, 932824), (170, 850516), (190, 760988), (248, 583015), (310, 466412), (323, 447640), (340, 425258), (361, 400520), (380, 380494), (527, 274360), (589, 245480), (620, 233206), (646, 223820), (680, 212629), (722, 200260), (760, 190247), (1054, 137180), (1178, 122740), (1240, 116603), (1292, 111910), (1444, 100130), (1615, 89528), (1805, 80104), (2108, 68590), (2356, 61370), (2584, 55955), (2635, 54872), (2888, 50065), (2945, 49096), (3230, 44764), (3610, 40052), (4216, 34295), (4712, 30685), (5270, 27436), (5890, 24548), (6137, 23560), (6460, 22382), (6859, 21080), (7220, 20026), (10013, 14440), (10540, 13718), (11191, 12920), (11780, 12274)]