387645220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2677

約数の個数: 96

約数和(自身を含む): 947116800

約数和(自身を除く): 559471580

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 23, 34, 38, 46, 68, 76, 85, 92, 95, 115, 170, 190, 230, 323, 340, 380, 391, 437, 460, 646, 782, 874, 1292, 1564, 1615, 1748, 1955, 2185, 2609, 3230, 3910, 4370, 5218, 6460, 7429, 7820, 8740, 10436, 13045, 14858, 26090, 29716, 37145, 44353, 49571, 52180, 60007, 74290, 88706, 99142, 120014, 148580, 177412, 198284, 221765, 240028, 247855, 300035, 443530, 495710, 600070, 842707, 887060, 991420, 1020119, 1140133, 1200140, 1685414, 2040238, 2280266, 3370828, 4080476, 4213535, 4560532, 5100595, 5700665, 8427070, 10201190, 11401330, 16854140, 19382261, 20402380, 22802660, 38764522, 77529044, 96911305, 193822610, 387645220]

約数ペア:

[(1, 387645220), (2, 193822610), (4, 96911305), (5, 77529044), (10, 38764522), (17, 22802660), (19, 20402380), (20, 19382261), (23, 16854140), (34, 11401330), (38, 10201190), (46, 8427070), (68, 5700665), (76, 5100595), (85, 4560532), (92, 4213535), (95, 4080476), (115, 3370828), (170, 2280266), (190, 2040238), (230, 1685414), (323, 1200140), (340, 1140133), (380, 1020119), (391, 991420), (437, 887060), (460, 842707), (646, 600070), (782, 495710), (874, 443530), (1292, 300035), (1564, 247855), (1615, 240028), (1748, 221765), (1955, 198284), (2185, 177412), (2609, 148580), (3230, 120014), (3910, 99142), (4370, 88706), (5218, 74290), (6460, 60007), (7429, 52180), (7820, 49571), (8740, 44353), (10436, 37145), (13045, 29716), (14858, 26090)]