2155351640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 192

約数和(自身を含む): 5616928800

約数和(自身を除く): 3461577160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 97, 104, 130, 152, 169, 173, 190, 194, 247, 260, 338, 346, 380, 388, 485, 494, 520, 676, 692, 760, 776, 845, 865, 970, 988, 1235, 1261, 1352, 1384, 1690, 1730, 1843, 1940, 1976, 2249, 2470, 2522, 3211, 3287, 3380, 3460, 3686, 3880, 4498, 4940, 5044, 6305, 6422, 6574, 6760, 6920, 7372, 8996, 9215, 9880, 10088, 11245, 12610, 12844, 13148, 14744, 16055, 16393, 16435, 16781, 17992, 18430, 22490, 23959, 25220, 25688, 26296, 29237, 32110, 32786, 32870, 33562, 36860, 42731, 44980, 47918, 50440, 58474, 64220, 65572, 65740, 67124, 73720, 81965, 83905, 85462, 89960, 95836, 116948, 119795, 128440, 131144, 131480, 134248, 146185, 163930, 167810, 170924, 191672, 213655, 218153, 233896, 239590, 292370, 311467, 318839, 327860, 335620, 341848, 427310, 436306, 479180, 555503, 584740, 622934, 637678, 655720, 671240, 854620, 872612, 958360, 1090765, 1111006, 1169480, 1245868, 1275356, 1557335, 1594195, 1709240, 1745224, 2181530, 2222012, 2491736, 2550712, 2777515, 2835989, 3114670, 3188390, 4144907, 4363060, 4444024, 5555030, 5671978, 6229340, 6376780, 8289814, 8726120, 11110060, 11343956, 12458680, 12753560, 14179945, 16579628, 20724535, 22220120, 22687912, 28359890, 33159256, 41449070, 53883791, 56719780, 82898140, 107767582, 113439560, 165796280, 215535164, 269418955, 431070328, 538837910, 1077675820, 2155351640]

約数ペア:

[(1, 2155351640), (2, 1077675820), (4, 538837910), (5, 431070328), (8, 269418955), (10, 215535164), (13, 165796280), (19, 113439560), (20, 107767582), (26, 82898140), (38, 56719780), (40, 53883791), (52, 41449070), (65, 33159256), (76, 28359890), (95, 22687912), (97, 22220120), (104, 20724535), (130, 16579628), (152, 14179945), (169, 12753560), (173, 12458680), (190, 11343956), (194, 11110060), (247, 8726120), (260, 8289814), (338, 6376780), (346, 6229340), (380, 5671978), (388, 5555030), (485, 4444024), (494, 4363060), (520, 4144907), (676, 3188390), (692, 3114670), (760, 2835989), (776, 2777515), (845, 2550712), (865, 2491736), (970, 2222012), (988, 2181530), (1235, 1745224), (1261, 1709240), (1352, 1594195), (1384, 1557335), (1690, 1275356), (1730, 1245868), (1843, 1169480), (1940, 1111006), (1976, 1090765), (2249, 958360), (2470, 872612), (2522, 854620), (3211, 671240), (3287, 655720), (3380, 637678), (3460, 622934), (3686, 584740), (3880, 555503), (4498, 479180), (4940, 436306), (5044, 427310), (6305, 341848), (6422, 335620), (6574, 327860), (6760, 318839), (6920, 311467), (7372, 292370), (8996, 239590), (9215, 233896), (9880, 218153), (10088, 213655), (11245, 191672), (12610, 170924), (12844, 167810), (13148, 163930), (14744, 146185), (16055, 134248), (16393, 131480), (16435, 131144), (16781, 128440), (17992, 119795), (18430, 116948), (22490, 95836), (23959, 89960), (25220, 85462), (25688, 83905), (26296, 81965), (29237, 73720), (32110, 67124), (32786, 65740), (32870, 65572), (33562, 64220), (36860, 58474), (42731, 50440), (44980, 47918)]