918239904

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9871}}^1$

素因数の和:9923

約数の個数: 144

約数和(自身を含む): 2910660480

約数和(自身を除く): 1992420576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 57, 68, 72, 76, 96, 102, 114, 136, 144, 152, 153, 171, 204, 228, 272, 288, 304, 306, 323, 342, 408, 456, 544, 608, 612, 646, 684, 816, 912, 969, 1224, 1292, 1368, 1632, 1824, 1938, 2448, 2584, 2736, 2907, 3876, 4896, 5168, 5472, 5814, 7752, 9871, 10336, 11628, 15504, 19742, 23256, 29613, 31008, 39484, 46512, 59226, 78968, 88839, 93024, 118452, 157936, 167807, 177678, 187549, 236904, 315872, 335614, 355356, 375098, 473808, 503421, 562647, 671228, 710712, 750196, 947616, 1006842, 1125294, 1342456, 1421424, 1500392, 1510263, 1687941, 2013684, 2250588, 2684912, 2842848, 3000784, 3020526, 3188333, 3375882, 4027368, 4501176, 5369824, 6001568, 6041052, 6376666, 6751764, 8054736, 9002352, 9564999, 12082104, 12753332, 13503528, 16109472, 18004704, 19129998, 24164208, 25506664, 27007056, 28694997, 38259996, 48328416, 51013328, 54014112, 57389994, 76519992, 102026656, 114779988, 153039984, 229559976, 306079968, 459119952, 918239904]

約数ペア:

[(1, 918239904), (2, 459119952), (3, 306079968), (4, 229559976), (6, 153039984), (8, 114779988), (9, 102026656), (12, 76519992), (16, 57389994), (17, 54014112), (18, 51013328), (19, 48328416), (24, 38259996), (32, 28694997), (34, 27007056), (36, 25506664), (38, 24164208), (48, 19129998), (51, 18004704), (57, 16109472), (68, 13503528), (72, 12753332), (76, 12082104), (96, 9564999), (102, 9002352), (114, 8054736), (136, 6751764), (144, 6376666), (152, 6041052), (153, 6001568), (171, 5369824), (204, 4501176), (228, 4027368), (272, 3375882), (288, 3188333), (304, 3020526), (306, 3000784), (323, 2842848), (342, 2684912), (408, 2250588), (456, 2013684), (544, 1687941), (608, 1510263), (612, 1500392), (646, 1421424), (684, 1342456), (816, 1125294), (912, 1006842), (969, 947616), (1224, 750196), (1292, 710712), (1368, 671228), (1632, 562647), (1824, 503421), (1938, 473808), (2448, 375098), (2584, 355356), (2736, 335614), (2907, 315872), (3876, 236904), (4896, 187549), (5168, 177678), (5472, 167807), (5814, 157936), (7752, 118452), (9871, 93024), (10336, 88839), (11628, 78968), (15504, 59226), (19742, 46512), (23256, 39484), (29613, 31008)]