15678866140

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{79}}^1\times {\mathrm{4133}}^1$

素因数の和:4249

約数の個数: 120

約数和(自身を含む): 38906562240

約数和(自身を除く): 23227696100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 343, 395, 490, 553, 686, 790, 980, 1106, 1372, 1580, 1715, 2212, 2401, 2765, 3430, 3871, 4133, 4802, 5530, 6860, 7742, 8266, 9604, 11060, 12005, 15484, 16532, 19355, 20665, 24010, 27097, 28931, 38710, 41330, 48020, 54194, 57862, 77420, 82660, 108388, 115724, 135485, 144655, 189679, 202517, 270970, 289310, 326507, 379358, 405034, 541940, 578620, 653014, 758716, 810068, 948395, 1012585, 1306028, 1417619, 1632535, 1896790, 2025170, 2285549, 2835238, 3265070, 3793580, 4050340, 4571098, 5670476, 6530140, 7088095, 9142196, 9923333, 11427745, 14176190, 15998843, 19846666, 22855490, 28352380, 31997686, 39693332, 45710980, 49616665, 63995372, 79994215, 99233330, 111991901, 159988430, 198466660, 223983802, 319976860, 447967604, 559959505, 783943307, 1119919010, 1567886614, 2239838020, 3135773228, 3919716535, 7839433070, 15678866140]

約数ペア:

[(1, 15678866140), (2, 7839433070), (4, 3919716535), (5, 3135773228), (7, 2239838020), (10, 1567886614), (14, 1119919010), (20, 783943307), (28, 559959505), (35, 447967604), (49, 319976860), (70, 223983802), (79, 198466660), (98, 159988430), (140, 111991901), (158, 99233330), (196, 79994215), (245, 63995372), (316, 49616665), (343, 45710980), (395, 39693332), (490, 31997686), (553, 28352380), (686, 22855490), (790, 19846666), (980, 15998843), (1106, 14176190), (1372, 11427745), (1580, 9923333), (1715, 9142196), (2212, 7088095), (2401, 6530140), (2765, 5670476), (3430, 4571098), (3871, 4050340), (4133, 3793580), (4802, 3265070), (5530, 2835238), (6860, 2285549), (7742, 2025170), (8266, 1896790), (9604, 1632535), (11060, 1417619), (12005, 1306028), (15484, 1012585), (16532, 948395), (19355, 810068), (20665, 758716), (24010, 653014), (27097, 578620), (28931, 541940), (38710, 405034), (41330, 379358), (48020, 326507), (54194, 289310), (57862, 270970), (77420, 202517), (82660, 189679), (108388, 144655), (115724, 135485)]