255534240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1383

約数の個数: 192

約数和(自身を含む): 895491072

約数和(自身を除く): 639956832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 930, 992, 1040, 1209, 1240, 1248, 1321, 1488, 1560, 1612, 1860, 2015, 2080, 2418, 2480, 2642, 2976, 3120, 3224, 3720, 3963, 4030, 4836, 4960, 5284, 6045, 6240, 6448, 6605, 7440, 7926, 8060, 9672, 10568, 12090, 12896, 13210, 14880, 15852, 16120, 17173, 19344, 19815, 21136, 24180, 26420, 31704, 32240, 34346, 38688, 39630, 40951, 42272, 48360, 51519, 52840, 63408, 64480, 68692, 79260, 81902, 85865, 96720, 103038, 105680, 122853, 126816, 137384, 158520, 163804, 171730, 193440, 204755, 206076, 211360, 245706, 257595, 274768, 317040, 327608, 343460, 409510, 412152, 491412, 515190, 532363, 549536, 614265, 634080, 655216, 686920, 819020, 824304, 982824, 1030380, 1064726, 1228530, 1310432, 1373840, 1597089, 1638040, 1648608, 1965648, 2060760, 2129452, 2457060, 2661815, 2747680, 3194178, 3276080, 3931296, 4121520, 4258904, 4914120, 5323630, 6388356, 6552160, 7985445, 8243040, 8517808, 9828240, 10647260, 12776712, 15970890, 17035616, 19656480, 21294520, 25553424, 31941780, 42589040, 51106848, 63883560, 85178080, 127767120, 255534240]

約数ペア:

[(1, 255534240), (2, 127767120), (3, 85178080), (4, 63883560), (5, 51106848), (6, 42589040), (8, 31941780), (10, 25553424), (12, 21294520), (13, 19656480), (15, 17035616), (16, 15970890), (20, 12776712), (24, 10647260), (26, 9828240), (30, 8517808), (31, 8243040), (32, 7985445), (39, 6552160), (40, 6388356), (48, 5323630), (52, 4914120), (60, 4258904), (62, 4121520), (65, 3931296), (78, 3276080), (80, 3194178), (93, 2747680), (96, 2661815), (104, 2457060), (120, 2129452), (124, 2060760), (130, 1965648), (155, 1648608), (156, 1638040), (160, 1597089), (186, 1373840), (195, 1310432), (208, 1228530), (240, 1064726), (248, 1030380), (260, 982824), (310, 824304), (312, 819020), (372, 686920), (390, 655216), (403, 634080), (416, 614265), (465, 549536), (480, 532363), (496, 515190), (520, 491412), (620, 412152), (624, 409510), (744, 343460), (780, 327608), (806, 317040), (930, 274768), (992, 257595), (1040, 245706), (1209, 211360), (1240, 206076), (1248, 204755), (1321, 193440), (1488, 171730), (1560, 163804), (1612, 158520), (1860, 137384), (2015, 126816), (2080, 122853), (2418, 105680), (2480, 103038), (2642, 96720), (2976, 85865), (3120, 81902), (3224, 79260), (3720, 68692), (3963, 64480), (4030, 63408), (4836, 52840), (4960, 51519), (5284, 48360), (6045, 42272), (6240, 40951), (6448, 39630), (6605, 38688), (7440, 34346), (7926, 32240), (8060, 31704), (9672, 26420), (10568, 24180), (12090, 21136), (12896, 19815), (13210, 19344), (14880, 17173), (15852, 16120)]