44440240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 118452240

約数和(自身を除く): 74012000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 169, 173, 190, 208, 247, 260, 304, 338, 346, 380, 494, 520, 676, 692, 760, 845, 865, 988, 1040, 1235, 1352, 1384, 1520, 1690, 1730, 1976, 2249, 2470, 2704, 2768, 3211, 3287, 3380, 3460, 3952, 4498, 4940, 6422, 6574, 6760, 6920, 8996, 9880, 11245, 12844, 13148, 13520, 13840, 16055, 16435, 17992, 19760, 22490, 25688, 26296, 29237, 32110, 32870, 35984, 42731, 44980, 51376, 52592, 58474, 64220, 65740, 85462, 89960, 116948, 128440, 131480, 146185, 170924, 179920, 213655, 233896, 256880, 262960, 292370, 341848, 427310, 467792, 555503, 584740, 683696, 854620, 1111006, 1169480, 1709240, 2222012, 2338960, 2777515, 3418480, 4444024, 5555030, 8888048, 11110060, 22220120, 44440240]

約数ペア:

[(1, 44440240), (2, 22220120), (4, 11110060), (5, 8888048), (8, 5555030), (10, 4444024), (13, 3418480), (16, 2777515), (19, 2338960), (20, 2222012), (26, 1709240), (38, 1169480), (40, 1111006), (52, 854620), (65, 683696), (76, 584740), (80, 555503), (95, 467792), (104, 427310), (130, 341848), (152, 292370), (169, 262960), (173, 256880), (190, 233896), (208, 213655), (247, 179920), (260, 170924), (304, 146185), (338, 131480), (346, 128440), (380, 116948), (494, 89960), (520, 85462), (676, 65740), (692, 64220), (760, 58474), (845, 52592), (865, 51376), (988, 44980), (1040, 42731), (1235, 35984), (1352, 32870), (1384, 32110), (1520, 29237), (1690, 26296), (1730, 25688), (1976, 22490), (2249, 19760), (2470, 17992), (2704, 16435), (2768, 16055), (3211, 13840), (3287, 13520), (3380, 13148), (3460, 12844), (3952, 11245), (4498, 9880), (4940, 8996), (6422, 6920), (6574, 6760)]