256573044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 216

約数和(自身を含む): 851072768

約数和(自身を除く): 594499724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 28, 34, 36, 39, 42, 51, 52, 63, 68, 78, 84, 91, 102, 117, 119, 126, 153, 156, 182, 204, 221, 234, 238, 252, 271, 273, 289, 306, 357, 364, 442, 468, 476, 542, 546, 578, 612, 663, 714, 813, 819, 867, 884, 1071, 1084, 1092, 1156, 1326, 1428, 1547, 1626, 1638, 1734, 1897, 1989, 2023, 2142, 2439, 2601, 2652, 3094, 3252, 3276, 3468, 3523, 3757, 3794, 3978, 4046, 4284, 4607, 4641, 4878, 5202, 5691, 6069, 6188, 7046, 7514, 7588, 7956, 8092, 9214, 9282, 9756, 10404, 10569, 11271, 11382, 12138, 13821, 13923, 14092, 15028, 17073, 18207, 18428, 18564, 21138, 22542, 22764, 24276, 24661, 26299, 27642, 27846, 31707, 32249, 33813, 34146, 36414, 41463, 42276, 45084, 49322, 52598, 55284, 55692, 59891, 63414, 64498, 67626, 68292, 72828, 73983, 78319, 78897, 82926, 96747, 98644, 105196, 119782, 126828, 128996, 135252, 147966, 156638, 157794, 165852, 179673, 193494, 221949, 234957, 236691, 239564, 290241, 295932, 313276, 315588, 359346, 386988, 419237, 443898, 469914, 473382, 539019, 548233, 580482, 704871, 718692, 838474, 887796, 939828, 946764, 1018147, 1078038, 1096466, 1160964, 1257711, 1409742, 1644699, 1676948, 2036294, 2156076, 2192932, 2515422, 2819484, 3054441, 3289398, 3773133, 4072588, 4934097, 5030844, 6108882, 6578796, 7127029, 7546266, 9163323, 9868194, 12217764, 14254058, 15092532, 18326646, 19736388, 21381087, 28508116, 36653292, 42762174, 64143261, 85524348, 128286522, 256573044]

約数ペア:

[(1, 256573044), (2, 128286522), (3, 85524348), (4, 64143261), (6, 42762174), (7, 36653292), (9, 28508116), (12, 21381087), (13, 19736388), (14, 18326646), (17, 15092532), (18, 14254058), (21, 12217764), (26, 9868194), (28, 9163323), (34, 7546266), (36, 7127029), (39, 6578796), (42, 6108882), (51, 5030844), (52, 4934097), (63, 4072588), (68, 3773133), (78, 3289398), (84, 3054441), (91, 2819484), (102, 2515422), (117, 2192932), (119, 2156076), (126, 2036294), (153, 1676948), (156, 1644699), (182, 1409742), (204, 1257711), (221, 1160964), (234, 1096466), (238, 1078038), (252, 1018147), (271, 946764), (273, 939828), (289, 887796), (306, 838474), (357, 718692), (364, 704871), (442, 580482), (468, 548233), (476, 539019), (542, 473382), (546, 469914), (578, 443898), (612, 419237), (663, 386988), (714, 359346), (813, 315588), (819, 313276), (867, 295932), (884, 290241), (1071, 239564), (1084, 236691), (1092, 234957), (1156, 221949), (1326, 193494), (1428, 179673), (1547, 165852), (1626, 157794), (1638, 156638), (1734, 147966), (1897, 135252), (1989, 128996), (2023, 126828), (2142, 119782), (2439, 105196), (2601, 98644), (2652, 96747), (3094, 82926), (3252, 78897), (3276, 78319), (3468, 73983), (3523, 72828), (3757, 68292), (3794, 67626), (3978, 64498), (4046, 63414), (4284, 59891), (4607, 55692), (4641, 55284), (4878, 52598), (5202, 49322), (5691, 45084), (6069, 42276), (6188, 41463), (7046, 36414), (7514, 34146), (7588, 33813), (7956, 32249), (8092, 31707), (9214, 27846), (9282, 27642), (9756, 26299), (10404, 24661), (10569, 24276), (11271, 22764), (11382, 22542), (12138, 21138), (13821, 18564), (13923, 18428), (14092, 18207), (15028, 17073)]