157569280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 216

約数和(自身を含む): 448568064

約数和(自身を除く): 290998784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 38, 40, 44, 55, 62, 64, 76, 80, 88, 95, 110, 124, 128, 152, 155, 160, 176, 190, 209, 220, 248, 256, 304, 310, 320, 341, 352, 361, 380, 418, 440, 496, 589, 608, 620, 640, 682, 704, 722, 760, 836, 880, 992, 1045, 1178, 1216, 1240, 1280, 1364, 1408, 1444, 1520, 1672, 1705, 1760, 1805, 1984, 2090, 2356, 2432, 2480, 2728, 2816, 2888, 2945, 3040, 3344, 3410, 3520, 3610, 3968, 3971, 4180, 4712, 4864, 4960, 5456, 5776, 5890, 6080, 6479, 6688, 6820, 7040, 7220, 7936, 7942, 8360, 9424, 9920, 10912, 11191, 11552, 11780, 12160, 12958, 13376, 13640, 14080, 14440, 15884, 16720, 18848, 19840, 19855, 21824, 22382, 23104, 23560, 24320, 25916, 26752, 27280, 28880, 31768, 32395, 33440, 37696, 39680, 39710, 43648, 44764, 46208, 47120, 51832, 53504, 54560, 55955, 57760, 63536, 64790, 66880, 75392, 79420, 87296, 89528, 92416, 94240, 103664, 109120, 111910, 115520, 123101, 127072, 129580, 133760, 150784, 158840, 179056, 188480, 207328, 218240, 223820, 231040, 246202, 254144, 259160, 267520, 317680, 358112, 376960, 414656, 436480, 447640, 462080, 492404, 508288, 518320, 615505, 635360, 716224, 753920, 829312, 895280, 984808, 1016576, 1036640, 1231010, 1270720, 1432448, 1658624, 1790560, 1969616, 2073280, 2462020, 2541440, 2864896, 3581120, 3939232, 4146560, 4924040, 5082880, 7162240, 7878464, 8293120, 9848080, 14324480, 15756928, 19696160, 31513856, 39392320, 78784640, 157569280]

約数ペア:

[(1, 157569280), (2, 78784640), (4, 39392320), (5, 31513856), (8, 19696160), (10, 15756928), (11, 14324480), (16, 9848080), (19, 8293120), (20, 7878464), (22, 7162240), (31, 5082880), (32, 4924040), (38, 4146560), (40, 3939232), (44, 3581120), (55, 2864896), (62, 2541440), (64, 2462020), (76, 2073280), (80, 1969616), (88, 1790560), (95, 1658624), (110, 1432448), (124, 1270720), (128, 1231010), (152, 1036640), (155, 1016576), (160, 984808), (176, 895280), (190, 829312), (209, 753920), (220, 716224), (248, 635360), (256, 615505), (304, 518320), (310, 508288), (320, 492404), (341, 462080), (352, 447640), (361, 436480), (380, 414656), (418, 376960), (440, 358112), (496, 317680), (589, 267520), (608, 259160), (620, 254144), (640, 246202), (682, 231040), (704, 223820), (722, 218240), (760, 207328), (836, 188480), (880, 179056), (992, 158840), (1045, 150784), (1178, 133760), (1216, 129580), (1240, 127072), (1280, 123101), (1364, 115520), (1408, 111910), (1444, 109120), (1520, 103664), (1672, 94240), (1705, 92416), (1760, 89528), (1805, 87296), (1984, 79420), (2090, 75392), (2356, 66880), (2432, 64790), (2480, 63536), (2728, 57760), (2816, 55955), (2888, 54560), (2945, 53504), (3040, 51832), (3344, 47120), (3410, 46208), (3520, 44764), (3610, 43648), (3968, 39710), (3971, 39680), (4180, 37696), (4712, 33440), (4864, 32395), (4960, 31768), (5456, 28880), (5776, 27280), (5890, 26752), (6080, 25916), (6479, 24320), (6688, 23560), (6820, 23104), (7040, 22382), (7220, 21824), (7936, 19855), (7942, 19840), (8360, 18848), (9424, 16720), (9920, 15884), (10912, 14440), (11191, 14080), (11552, 13640), (11780, 13376), (12160, 12958)]