15679101340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{8681}}^1$

素因数の和:8820

約数の個数: 144

約数和(自身を含む): 40738027680

約数和(自身を除く): 25058926340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 97, 98, 133, 140, 190, 194, 196, 245, 266, 380, 388, 485, 490, 532, 665, 679, 931, 970, 980, 1330, 1358, 1843, 1862, 1940, 2660, 2716, 3395, 3686, 3724, 4655, 4753, 6790, 7372, 8681, 9215, 9310, 9506, 12901, 13580, 17362, 18430, 18620, 19012, 23765, 25802, 34724, 36860, 43405, 47530, 51604, 60767, 64505, 86810, 90307, 95060, 121534, 129010, 164939, 173620, 180614, 243068, 258020, 303835, 329878, 361228, 425369, 451535, 607670, 659756, 824695, 842057, 850738, 903070, 1154573, 1215340, 1649390, 1684114, 1701476, 1806140, 2126845, 2309146, 3298780, 3368228, 4210285, 4253690, 4618292, 5772865, 5894399, 8082011, 8420570, 8507380, 11545730, 11788798, 15999083, 16164022, 16841140, 23091460, 23577596, 29471995, 31998166, 32328044, 40410055, 41260793, 58943990, 63996332, 79995415, 80820110, 82521586, 111993581, 117887980, 159990830, 161640220, 165043172, 206303965, 223987162, 319981660, 412607930, 447974324, 559967905, 783955067, 825215860, 1119935810, 1567910134, 2239871620, 3135820268, 3919775335, 7839550670, 15679101340]

約数ペア:

[(1, 15679101340), (2, 7839550670), (4, 3919775335), (5, 3135820268), (7, 2239871620), (10, 1567910134), (14, 1119935810), (19, 825215860), (20, 783955067), (28, 559967905), (35, 447974324), (38, 412607930), (49, 319981660), (70, 223987162), (76, 206303965), (95, 165043172), (97, 161640220), (98, 159990830), (133, 117887980), (140, 111993581), (190, 82521586), (194, 80820110), (196, 79995415), (245, 63996332), (266, 58943990), (380, 41260793), (388, 40410055), (485, 32328044), (490, 31998166), (532, 29471995), (665, 23577596), (679, 23091460), (931, 16841140), (970, 16164022), (980, 15999083), (1330, 11788798), (1358, 11545730), (1843, 8507380), (1862, 8420570), (1940, 8082011), (2660, 5894399), (2716, 5772865), (3395, 4618292), (3686, 4253690), (3724, 4210285), (4655, 3368228), (4753, 3298780), (6790, 2309146), (7372, 2126845), (8681, 1806140), (9215, 1701476), (9310, 1684114), (9506, 1649390), (12901, 1215340), (13580, 1154573), (17362, 903070), (18430, 850738), (18620, 842057), (19012, 824695), (23765, 659756), (25802, 607670), (34724, 451535), (36860, 425369), (43405, 361228), (47530, 329878), (51604, 303835), (60767, 258020), (64505, 243068), (86810, 180614), (90307, 173620), (95060, 164939), (121534, 129010)]