216913944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:641

約数の個数: 128

約数和(自身を含む): 618670080

約数和(自身を除く): 401756136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 41, 52, 62, 78, 82, 93, 104, 123, 124, 156, 164, 186, 246, 248, 312, 328, 372, 403, 492, 533, 547, 744, 806, 984, 1066, 1094, 1209, 1271, 1599, 1612, 1641, 2132, 2188, 2418, 2542, 3198, 3224, 3282, 3813, 4264, 4376, 4836, 5084, 6396, 6564, 7111, 7626, 9672, 10168, 12792, 13128, 14222, 15252, 16523, 16957, 21333, 22427, 28444, 30504, 33046, 33914, 42666, 44854, 49569, 50871, 56888, 66092, 67281, 67828, 85332, 89708, 99138, 101742, 132184, 134562, 135656, 170664, 179416, 198276, 203484, 220441, 269124, 291551, 396552, 406968, 440882, 538248, 583102, 661323, 695237, 874653, 881764, 1166204, 1322646, 1390474, 1749306, 1763528, 2085711, 2332408, 2645292, 2780948, 3498612, 4171422, 5290584, 5561896, 6997224, 8342844, 9038081, 16685688, 18076162, 27114243, 36152324, 54228486, 72304648, 108456972, 216913944]

約数ペア:

[(1, 216913944), (2, 108456972), (3, 72304648), (4, 54228486), (6, 36152324), (8, 27114243), (12, 18076162), (13, 16685688), (24, 9038081), (26, 8342844), (31, 6997224), (39, 5561896), (41, 5290584), (52, 4171422), (62, 3498612), (78, 2780948), (82, 2645292), (93, 2332408), (104, 2085711), (123, 1763528), (124, 1749306), (156, 1390474), (164, 1322646), (186, 1166204), (246, 881764), (248, 874653), (312, 695237), (328, 661323), (372, 583102), (403, 538248), (492, 440882), (533, 406968), (547, 396552), (744, 291551), (806, 269124), (984, 220441), (1066, 203484), (1094, 198276), (1209, 179416), (1271, 170664), (1599, 135656), (1612, 134562), (1641, 132184), (2132, 101742), (2188, 99138), (2418, 89708), (2542, 85332), (3198, 67828), (3224, 67281), (3282, 66092), (3813, 56888), (4264, 50871), (4376, 49569), (4836, 44854), (5084, 42666), (6396, 33914), (6564, 33046), (7111, 30504), (7626, 28444), (9672, 22427), (10168, 21333), (12792, 16957), (13128, 16523), (14222, 15252)]