15880811440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{13313}}^1$

素因数の和:13407

約数の個数: 160

約数和(自身を含む): 42158301696

約数和(自身を除く): 26277490256

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, 260, 296, 310, 370, 403, 481, 496, 520, 592, 620, 740, 806, 962, 1040, 1147, 1240, 1480, 1612, 1924, 2015, 2294, 2405, 2480, 2960, 3224, 3848, 4030, 4588, 4810, 5735, 6448, 7696, 8060, 9176, 9620, 11470, 13313, 14911, 16120, 18352, 19240, 22940, 26626, 29822, 32240, 38480, 45880, 53252, 59644, 66565, 74555, 91760, 106504, 119288, 133130, 149110, 173069, 213008, 238576, 266260, 298220, 346138, 412703, 492581, 532520, 596440, 692276, 825406, 865345, 985162, 1065040, 1192880, 1384552, 1650812, 1730690, 1970324, 2063515, 2462905, 2769104, 3301624, 3461380, 3940648, 4127030, 4925810, 5365139, 6403553, 6603248, 6922760, 7881296, 8254060, 9851620, 10730278, 12807106, 13845520, 15270011, 16508120, 19703240, 21460556, 25614212, 26825695, 30540022, 32017765, 33016240, 39406480, 42921112, 51228424, 53651390, 61080044, 64035530, 76350055, 85842224, 102456848, 107302780, 122160088, 128071060, 152700110, 198510143, 214605560, 244320176, 256142120, 305400220, 397020286, 429211120, 512284240, 610800440, 794040572, 992550715, 1221600880, 1588081144, 1985101430, 3176162288, 3970202860, 7940405720, 15880811440]

約数ペア:

[(1, 15880811440), (2, 7940405720), (4, 3970202860), (5, 3176162288), (8, 1985101430), (10, 1588081144), (13, 1221600880), (16, 992550715), (20, 794040572), (26, 610800440), (31, 512284240), (37, 429211120), (40, 397020286), (52, 305400220), (62, 256142120), (65, 244320176), (74, 214605560), (80, 198510143), (104, 152700110), (124, 128071060), (130, 122160088), (148, 107302780), (155, 102456848), (185, 85842224), (208, 76350055), (248, 64035530), (260, 61080044), (296, 53651390), (310, 51228424), (370, 42921112), (403, 39406480), (481, 33016240), (496, 32017765), (520, 30540022), (592, 26825695), (620, 25614212), (740, 21460556), (806, 19703240), (962, 16508120), (1040, 15270011), (1147, 13845520), (1240, 12807106), (1480, 10730278), (1612, 9851620), (1924, 8254060), (2015, 7881296), (2294, 6922760), (2405, 6603248), (2480, 6403553), (2960, 5365139), (3224, 4925810), (3848, 4127030), (4030, 3940648), (4588, 3461380), (4810, 3301624), (5735, 2769104), (6448, 2462905), (7696, 2063515), (8060, 1970324), (9176, 1730690), (9620, 1650812), (11470, 1384552), (13313, 1192880), (14911, 1065040), (16120, 985162), (18352, 865345), (19240, 825406), (22940, 692276), (26626, 596440), (29822, 532520), (32240, 492581), (38480, 412703), (45880, 346138), (53252, 298220), (59644, 266260), (66565, 238576), (74555, 213008), (91760, 173069), (106504, 149110), (119288, 133130)]