655123040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 288

約数和(自身を含む): 1942587360

約数和(自身を除く): 1287464320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 121, 130, 137, 143, 152, 160, 176, 190, 208, 209, 220, 242, 247, 260, 274, 286, 304, 352, 380, 416, 418, 440, 484, 494, 520, 548, 572, 605, 608, 685, 715, 760, 836, 880, 968, 988, 1040, 1045, 1096, 1144, 1210, 1235, 1370, 1430, 1507, 1520, 1573, 1672, 1760, 1781, 1936, 1976, 2080, 2090, 2192, 2288, 2299, 2420, 2470, 2603, 2717, 2740, 2860, 3014, 3040, 3146, 3344, 3562, 3872, 3952, 4180, 4384, 4576, 4598, 4840, 4940, 5206, 5434, 5480, 5720, 6028, 6292, 6688, 7124, 7535, 7865, 7904, 8360, 8905, 9196, 9680, 9880, 10412, 10868, 10960, 11440, 11495, 12056, 12584, 13015, 13585, 14248, 15070, 15730, 16577, 16720, 17810, 18392, 19360, 19591, 19760, 20824, 21736, 21920, 22880, 22990, 24112, 25168, 26030, 27170, 28496, 28633, 29887, 30140, 31460, 33154, 33440, 33839, 35620, 36784, 39182, 39520, 41648, 43472, 45980, 48224, 50336, 52060, 54340, 56992, 57266, 59774, 60280, 62920, 66308, 67678, 71240, 73568, 78364, 82885, 83296, 86944, 91960, 97955, 104120, 108680, 114532, 119548, 120560, 125840, 132616, 135356, 142480, 143165, 149435, 156728, 165770, 169195, 183920, 195910, 208240, 215501, 217360, 229064, 239096, 241120, 251680, 265232, 270712, 284960, 286330, 298870, 313456, 314963, 331540, 338390, 367840, 372229, 391820, 416480, 431002, 434720, 458128, 478192, 530464, 541424, 572660, 597740, 626912, 629926, 663080, 676780, 744458, 783640, 862004, 916256, 956384, 1077505, 1082848, 1145320, 1195480, 1259852, 1326160, 1353560, 1488916, 1567280, 1574815, 1724008, 1861145, 2155010, 2290640, 2390960, 2519704, 2652320, 2707120, 2977832, 3134560, 3149630, 3448016, 3722290, 4094519, 4310020, 4581280, 4781920, 5039408, 5414240, 5955664, 6299260, 6896032, 7444580, 8189038, 8620040, 10078816, 11911328, 12598520, 14889160, 16378076, 17240080, 20472595, 25197040, 29778320, 32756152, 34480160, 40945190, 50394080, 59556640, 65512304, 81890380, 131024608, 163780760, 327561520, 655123040]

約数ペア:

[(1, 655123040), (2, 327561520), (4, 163780760), (5, 131024608), (8, 81890380), (10, 65512304), (11, 59556640), (13, 50394080), (16, 40945190), (19, 34480160), (20, 32756152), (22, 29778320), (26, 25197040), (32, 20472595), (38, 17240080), (40, 16378076), (44, 14889160), (52, 12598520), (55, 11911328), (65, 10078816), (76, 8620040), (80, 8189038), (88, 7444580), (95, 6896032), (104, 6299260), (110, 5955664), (121, 5414240), (130, 5039408), (137, 4781920), (143, 4581280), (152, 4310020), (160, 4094519), (176, 3722290), (190, 3448016), (208, 3149630), (209, 3134560), (220, 2977832), (242, 2707120), (247, 2652320), (260, 2519704), (274, 2390960), (286, 2290640), (304, 2155010), (352, 1861145), (380, 1724008), (416, 1574815), (418, 1567280), (440, 1488916), (484, 1353560), (494, 1326160), (520, 1259852), (548, 1195480), (572, 1145320), (605, 1082848), (608, 1077505), (685, 956384), (715, 916256), (760, 862004), (836, 783640), (880, 744458), (968, 676780), (988, 663080), (1040, 629926), (1045, 626912), (1096, 597740), (1144, 572660), (1210, 541424), (1235, 530464), (1370, 478192), (1430, 458128), (1507, 434720), (1520, 431002), (1573, 416480), (1672, 391820), (1760, 372229), (1781, 367840), (1936, 338390), (1976, 331540), (2080, 314963), (2090, 313456), (2192, 298870), (2288, 286330), (2299, 284960), (2420, 270712), (2470, 265232), (2603, 251680), (2717, 241120), (2740, 239096), (2860, 229064), (3014, 217360), (3040, 215501), (3146, 208240), (3344, 195910), (3562, 183920), (3872, 169195), (3952, 165770), (4180, 156728), (4384, 149435), (4576, 143165), (4598, 142480), (4840, 135356), (4940, 132616), (5206, 125840), (5434, 120560), (5480, 119548), (5720, 114532), (6028, 108680), (6292, 104120), (6688, 97955), (7124, 91960), (7535, 86944), (7865, 83296), (7904, 82885), (8360, 78364), (8905, 73568), (9196, 71240), (9680, 67678), (9880, 66308), (10412, 62920), (10868, 60280), (10960, 59774), (11440, 57266), (11495, 56992), (12056, 54340), (12584, 52060), (13015, 50336), (13585, 48224), (14248, 45980), (15070, 43472), (15730, 41648), (16577, 39520), (16720, 39182), (17810, 36784), (18392, 35620), (19360, 33839), (19591, 33440), (19760, 33154), (20824, 31460), (21736, 30140), (21920, 29887), (22880, 28633), (22990, 28496), (24112, 27170), (25168, 26030)]