157946240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 128

約数和(自身を含む): 411264000

約数和(自身を除く): 253317760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 380, 419, 496, 589, 608, 620, 640, 760, 838, 992, 1178, 1216, 1240, 1520, 1676, 1984, 2095, 2356, 2432, 2480, 2945, 3040, 3352, 3968, 4190, 4712, 4960, 5890, 6080, 6704, 7961, 8380, 9424, 9920, 11780, 12160, 12989, 13408, 15922, 16760, 18848, 19840, 23560, 25978, 26816, 31844, 33520, 37696, 39805, 47120, 51956, 53632, 63688, 64945, 67040, 75392, 79610, 94240, 103912, 127376, 129890, 134080, 159220, 188480, 207824, 246791, 254752, 259780, 268160, 318440, 376960, 415648, 493582, 509504, 519560, 636880, 831296, 987164, 1019008, 1039120, 1233955, 1273760, 1662592, 1974328, 2078240, 2467910, 2547520, 3948656, 4156480, 4935820, 5095040, 7897312, 8312960, 9871640, 15794624, 19743280, 31589248, 39486560, 78973120, 157946240]

約数ペア:

[(1, 157946240), (2, 78973120), (4, 39486560), (5, 31589248), (8, 19743280), (10, 15794624), (16, 9871640), (19, 8312960), (20, 7897312), (31, 5095040), (32, 4935820), (38, 4156480), (40, 3948656), (62, 2547520), (64, 2467910), (76, 2078240), (80, 1974328), (95, 1662592), (124, 1273760), (128, 1233955), (152, 1039120), (155, 1019008), (160, 987164), (190, 831296), (248, 636880), (304, 519560), (310, 509504), (320, 493582), (380, 415648), (419, 376960), (496, 318440), (589, 268160), (608, 259780), (620, 254752), (640, 246791), (760, 207824), (838, 188480), (992, 159220), (1178, 134080), (1216, 129890), (1240, 127376), (1520, 103912), (1676, 94240), (1984, 79610), (2095, 75392), (2356, 67040), (2432, 64945), (2480, 63688), (2945, 53632), (3040, 51956), (3352, 47120), (3968, 39805), (4190, 37696), (4712, 33520), (4960, 31844), (5890, 26816), (6080, 25978), (6704, 23560), (7961, 19840), (8380, 18848), (9424, 16760), (9920, 15922), (11780, 13408), (12160, 12989)]