161931528

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 256

約数和(自身を含む): 549504000

約数和(自身を除く): 387572472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 19, 22, 24, 27, 33, 34, 36, 38, 44, 51, 54, 57, 66, 68, 72, 76, 88, 99, 102, 108, 114, 132, 136, 152, 153, 171, 187, 198, 204, 209, 211, 216, 228, 264, 297, 306, 323, 342, 374, 396, 408, 418, 422, 456, 459, 513, 561, 594, 612, 627, 633, 646, 684, 748, 792, 836, 844, 918, 969, 1026, 1122, 1188, 1224, 1254, 1266, 1292, 1368, 1496, 1672, 1683, 1688, 1836, 1881, 1899, 1938, 2052, 2244, 2321, 2376, 2508, 2532, 2584, 2907, 3366, 3553, 3587, 3672, 3762, 3798, 3876, 4009, 4104, 4488, 4642, 5016, 5049, 5064, 5643, 5697, 5814, 6732, 6963, 7106, 7174, 7524, 7596, 7752, 8018, 8721, 9284, 10098, 10659, 10761, 11286, 11394, 11628, 12027, 13464, 13926, 14212, 14348, 15048, 15192, 16036, 17442, 18568, 20196, 20889, 21318, 21522, 22572, 22788, 23256, 24054, 27852, 28424, 28696, 31977, 32072, 32283, 34884, 36081, 39457, 40392, 41778, 42636, 43044, 44099, 45144, 45576, 48108, 55704, 62667, 63954, 64566, 68153, 69768, 72162, 78914, 83556, 85272, 86088, 88198, 95931, 96216, 96849, 108243, 118371, 125334, 127908, 129132, 132297, 136306, 144324, 157828, 167112, 176396, 191862, 193698, 204459, 216486, 236742, 250668, 255816, 258264, 264594, 272612, 288648, 315656, 352792, 355113, 383724, 387396, 396891, 408918, 432972, 473484, 501336, 529188, 545224, 613377, 710226, 749683, 767448, 774792, 793782, 817836, 865944, 946968, 1058376, 1065339, 1190673, 1226754, 1420452, 1499366, 1587564, 1635672, 1840131, 2130678, 2249049, 2381346, 2453508, 2840904, 2998732, 3175128, 3680262, 4261356, 4498098, 4762692, 4907016, 5997464, 6747147, 7360524, 8522712, 8996196, 9525384, 13494294, 14721048, 17992392, 20241441, 26988588, 40482882, 53977176, 80965764, 161931528]

約数ペア:

[(1, 161931528), (2, 80965764), (3, 53977176), (4, 40482882), (6, 26988588), (8, 20241441), (9, 17992392), (11, 14721048), (12, 13494294), (17, 9525384), (18, 8996196), (19, 8522712), (22, 7360524), (24, 6747147), (27, 5997464), (33, 4907016), (34, 4762692), (36, 4498098), (38, 4261356), (44, 3680262), (51, 3175128), (54, 2998732), (57, 2840904), (66, 2453508), (68, 2381346), (72, 2249049), (76, 2130678), (88, 1840131), (99, 1635672), (102, 1587564), (108, 1499366), (114, 1420452), (132, 1226754), (136, 1190673), (152, 1065339), (153, 1058376), (171, 946968), (187, 865944), (198, 817836), (204, 793782), (209, 774792), (211, 767448), (216, 749683), (228, 710226), (264, 613377), (297, 545224), (306, 529188), (323, 501336), (342, 473484), (374, 432972), (396, 408918), (408, 396891), (418, 387396), (422, 383724), (456, 355113), (459, 352792), (513, 315656), (561, 288648), (594, 272612), (612, 264594), (627, 258264), (633, 255816), (646, 250668), (684, 236742), (748, 216486), (792, 204459), (836, 193698), (844, 191862), (918, 176396), (969, 167112), (1026, 157828), (1122, 144324), (1188, 136306), (1224, 132297), (1254, 129132), (1266, 127908), (1292, 125334), (1368, 118371), (1496, 108243), (1672, 96849), (1683, 96216), (1688, 95931), (1836, 88198), (1881, 86088), (1899, 85272), (1938, 83556), (2052, 78914), (2244, 72162), (2321, 69768), (2376, 68153), (2508, 64566), (2532, 63954), (2584, 62667), (2907, 55704), (3366, 48108), (3553, 45576), (3587, 45144), (3672, 44099), (3762, 43044), (3798, 42636), (3876, 41778), (4009, 40392), (4104, 39457), (4488, 36081), (4642, 34884), (5016, 32283), (5049, 32072), (5064, 31977), (5643, 28696), (5697, 28424), (5814, 27852), (6732, 24054), (6963, 23256), (7106, 22788), (7174, 22572), (7524, 21522), (7596, 21318), (7752, 20889), (8018, 20196), (8721, 18568), (9284, 17442), (10098, 16036), (10659, 15192), (10761, 15048), (11286, 14348), (11394, 14212), (11628, 13926), (12027, 13464)]