203756280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 770273280

約数和(自身を除く): 566517000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 52, 56, 60, 65, 70, 78, 84, 91, 94, 104, 105, 120, 130, 140, 141, 156, 168, 182, 188, 195, 210, 235, 260, 273, 280, 282, 312, 329, 364, 376, 390, 397, 420, 455, 470, 520, 546, 564, 611, 658, 705, 728, 780, 794, 840, 910, 940, 987, 1092, 1128, 1191, 1222, 1316, 1365, 1410, 1560, 1588, 1645, 1820, 1833, 1880, 1974, 1985, 2184, 2382, 2444, 2632, 2730, 2779, 2820, 3055, 3176, 3290, 3640, 3666, 3948, 3970, 4277, 4764, 4888, 4935, 5161, 5460, 5558, 5640, 5955, 6110, 6580, 7332, 7896, 7940, 8337, 8554, 9165, 9528, 9870, 10322, 10920, 11116, 11910, 12220, 12831, 13160, 13895, 14664, 15483, 15880, 16674, 17108, 18330, 18659, 19740, 20644, 21385, 22232, 23820, 24440, 25662, 25805, 27790, 30966, 33348, 34216, 36127, 36660, 37318, 39480, 41288, 41685, 42770, 47640, 51324, 51610, 55580, 55977, 61932, 64155, 66696, 72254, 73320, 74636, 77415, 83370, 85540, 93295, 102648, 103220, 108381, 111160, 111954, 123864, 128310, 130613, 144508, 149272, 154830, 166740, 171080, 180635, 186590, 206440, 216762, 223908, 242567, 256620, 261226, 279885, 289016, 309660, 333480, 361270, 373180, 391839, 433524, 447816, 485134, 513240, 522452, 541905, 559770, 619320, 653065, 722540, 727701, 746360, 783678, 867048, 970268, 1044904, 1083810, 1119540, 1212835, 1306130, 1445080, 1455402, 1567356, 1697969, 1940536, 1959195, 2167620, 2239080, 2425670, 2612260, 2910804, 3134712, 3395938, 3638505, 3918390, 4335240, 4851340, 5093907, 5224520, 5821608, 6791876, 7277010, 7836780, 8489845, 9702680, 10187814, 13583752, 14554020, 15673560, 16979690, 20375628, 25469535, 29108040, 33959380, 40751256, 50939070, 67918760, 101878140, 203756280]

約数ペア:

[(1, 203756280), (2, 101878140), (3, 67918760), (4, 50939070), (5, 40751256), (6, 33959380), (7, 29108040), (8, 25469535), (10, 20375628), (12, 16979690), (13, 15673560), (14, 14554020), (15, 13583752), (20, 10187814), (21, 9702680), (24, 8489845), (26, 7836780), (28, 7277010), (30, 6791876), (35, 5821608), (39, 5224520), (40, 5093907), (42, 4851340), (47, 4335240), (52, 3918390), (56, 3638505), (60, 3395938), (65, 3134712), (70, 2910804), (78, 2612260), (84, 2425670), (91, 2239080), (94, 2167620), (104, 1959195), (105, 1940536), (120, 1697969), (130, 1567356), (140, 1455402), (141, 1445080), (156, 1306130), (168, 1212835), (182, 1119540), (188, 1083810), (195, 1044904), (210, 970268), (235, 867048), (260, 783678), (273, 746360), (280, 727701), (282, 722540), (312, 653065), (329, 619320), (364, 559770), (376, 541905), (390, 522452), (397, 513240), (420, 485134), (455, 447816), (470, 433524), (520, 391839), (546, 373180), (564, 361270), (611, 333480), (658, 309660), (705, 289016), (728, 279885), (780, 261226), (794, 256620), (840, 242567), (910, 223908), (940, 216762), (987, 206440), (1092, 186590), (1128, 180635), (1191, 171080), (1222, 166740), (1316, 154830), (1365, 149272), (1410, 144508), (1560, 130613), (1588, 128310), (1645, 123864), (1820, 111954), (1833, 111160), (1880, 108381), (1974, 103220), (1985, 102648), (2184, 93295), (2382, 85540), (2444, 83370), (2632, 77415), (2730, 74636), (2779, 73320), (2820, 72254), (3055, 66696), (3176, 64155), (3290, 61932), (3640, 55977), (3666, 55580), (3948, 51610), (3970, 51324), (4277, 47640), (4764, 42770), (4888, 41685), (4935, 41288), (5161, 39480), (5460, 37318), (5558, 36660), (5640, 36127), (5955, 34216), (6110, 33348), (6580, 30966), (7332, 27790), (7896, 25805), (7940, 25662), (8337, 24440), (8554, 23820), (9165, 22232), (9528, 21385), (9870, 20644), (10322, 19740), (10920, 18659), (11116, 18330), (11910, 17108), (12220, 16674), (12831, 15880), (13160, 15483), (13895, 14664)]