78865902780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{865327}}^1$

素因数の和:865384

約数の個数: 144

約数和(自身を含む): 265164189696

約数和(自身を除く): 186298286916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2604, 2940, 3038, 3255, 4340, 4557, 6076, 6510, 7595, 9114, 13020, 15190, 18228, 22785, 30380, 45570, 91140, 865327, 1730654, 2595981, 3461308, 4326635, 5191962, 6057289, 8653270, 10383924, 12114578, 12979905, 17306540, 18171867, 24229156, 25959810, 26825137, 30286445, 36343734, 42401023, 51919620, 53650274, 60572890, 72687468, 80475411, 84802046, 90859335, 107300548, 121145780, 127203069, 134125685, 160950822, 169604092, 181718670, 187775959, 212005115, 254406138, 268251370, 321901644, 363437340, 375551918, 402377055, 424010230, 508812276, 536502740, 563327877, 636015345, 751103836, 804754110, 848020460, 938879795, 1126655754, 1272030690, 1314431713, 1609508220, 1877759590, 2253311508, 2544061380, 2628863426, 2816639385, 3755519180, 3943295139, 5257726852, 5633278770, 6572158565, 7886590278, 11266557540, 13144317130, 15773180556, 19716475695, 26288634260, 39432951390, 78865902780]

約数ペア:

[(1, 78865902780), (2, 39432951390), (3, 26288634260), (4, 19716475695), (5, 15773180556), (6, 13144317130), (7, 11266557540), (10, 7886590278), (12, 6572158565), (14, 5633278770), (15, 5257726852), (20, 3943295139), (21, 3755519180), (28, 2816639385), (30, 2628863426), (31, 2544061380), (35, 2253311508), (42, 1877759590), (49, 1609508220), (60, 1314431713), (62, 1272030690), (70, 1126655754), (84, 938879795), (93, 848020460), (98, 804754110), (105, 751103836), (124, 636015345), (140, 563327877), (147, 536502740), (155, 508812276), (186, 424010230), (196, 402377055), (210, 375551918), (217, 363437340), (245, 321901644), (294, 268251370), (310, 254406138), (372, 212005115), (420, 187775959), (434, 181718670), (465, 169604092), (490, 160950822), (588, 134125685), (620, 127203069), (651, 121145780), (735, 107300548), (868, 90859335), (930, 84802046), (980, 80475411), (1085, 72687468), (1302, 60572890), (1470, 53650274), (1519, 51919620), (1860, 42401023), (2170, 36343734), (2604, 30286445), (2940, 26825137), (3038, 25959810), (3255, 24229156), (4340, 18171867), (4557, 17306540), (6076, 12979905), (6510, 12114578), (7595, 10383924), (9114, 8653270), (13020, 6057289), (15190, 5191962), (18228, 4326635), (22785, 3461308), (30380, 2595981), (45570, 1730654), (91140, 865327)]