299412880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 160

約数和(自身を含む): 797948928

約数和(自身を除く): 498536048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 37, 40, 52, 62, 65, 74, 80, 104, 124, 130, 148, 155, 185, 208, 248, 251, 260, 296, 310, 370, 403, 481, 496, 502, 520, 592, 620, 740, 806, 962, 1004, 1040, 1147, 1240, 1255, 1480, 1612, 1924, 2008, 2015, 2294, 2405, 2480, 2510, 2960, 3224, 3263, 3848, 4016, 4030, 4588, 4810, 5020, 5735, 6448, 6526, 7696, 7781, 8060, 9176, 9287, 9620, 10040, 11470, 13052, 14911, 15562, 16120, 16315, 18352, 18574, 19240, 20080, 22940, 26104, 29822, 31124, 32240, 32630, 37148, 38480, 38905, 45880, 46435, 52208, 59644, 62248, 65260, 74296, 74555, 77810, 91760, 92870, 101153, 119288, 120731, 124496, 130520, 148592, 149110, 155620, 185740, 202306, 238576, 241462, 261040, 287897, 298220, 311240, 371480, 404612, 482924, 505765, 575794, 596440, 603655, 622480, 742960, 809224, 965848, 1011530, 1151588, 1192880, 1207310, 1439485, 1618448, 1931696, 2023060, 2303176, 2414620, 2878970, 3742661, 4046120, 4606352, 4829240, 5757940, 7485322, 8092240, 9658480, 11515880, 14970644, 18713305, 23031760, 29941288, 37426610, 59882576, 74853220, 149706440, 299412880]

約数ペア:

[(1, 299412880), (2, 149706440), (4, 74853220), (5, 59882576), (8, 37426610), (10, 29941288), (13, 23031760), (16, 18713305), (20, 14970644), (26, 11515880), (31, 9658480), (37, 8092240), (40, 7485322), (52, 5757940), (62, 4829240), (65, 4606352), (74, 4046120), (80, 3742661), (104, 2878970), (124, 2414620), (130, 2303176), (148, 2023060), (155, 1931696), (185, 1618448), (208, 1439485), (248, 1207310), (251, 1192880), (260, 1151588), (296, 1011530), (310, 965848), (370, 809224), (403, 742960), (481, 622480), (496, 603655), (502, 596440), (520, 575794), (592, 505765), (620, 482924), (740, 404612), (806, 371480), (962, 311240), (1004, 298220), (1040, 287897), (1147, 261040), (1240, 241462), (1255, 238576), (1480, 202306), (1612, 185740), (1924, 155620), (2008, 149110), (2015, 148592), (2294, 130520), (2405, 124496), (2480, 120731), (2510, 119288), (2960, 101153), (3224, 92870), (3263, 91760), (3848, 77810), (4016, 74555), (4030, 74296), (4588, 65260), (4810, 62248), (5020, 59644), (5735, 52208), (6448, 46435), (6526, 45880), (7696, 38905), (7781, 38480), (8060, 37148), (9176, 32630), (9287, 32240), (9620, 31124), (10040, 29822), (11470, 26104), (13052, 22940), (14911, 20080), (15562, 19240), (16120, 18574), (16315, 18352)]