15678320680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{4273}}^1$

素因数の和:4595

約数の個数: 128

約数和(自身を含む): 39881548800

約数和(自身を除く): 24203228120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 269, 310, 341, 440, 538, 620, 682, 1076, 1240, 1345, 1364, 1705, 2152, 2690, 2728, 2959, 3410, 4273, 5380, 5918, 6820, 8339, 8546, 10760, 11836, 13640, 14795, 16678, 17092, 21365, 23672, 29590, 33356, 34184, 41695, 42730, 47003, 59180, 66712, 83390, 85460, 91729, 94006, 118360, 132463, 166780, 170920, 183458, 188012, 235015, 264926, 333560, 366916, 376024, 458645, 470030, 529852, 662315, 733832, 917290, 940060, 1059704, 1149437, 1324630, 1457093, 1834580, 1880120, 2298874, 2649260, 2914186, 3669160, 4597748, 5298520, 5747185, 5828372, 7285465, 9195496, 11494370, 11656744, 12643807, 14570930, 22988740, 25287614, 29141860, 35632547, 45977480, 50575228, 58283720, 63219035, 71265094, 101150456, 126438070, 142530188, 178162735, 252876140, 285060376, 356325470, 391958017, 505752280, 712650940, 783916034, 1425301880, 1567832068, 1959790085, 3135664136, 3919580170, 7839160340, 15678320680]

約数ペア:

[(1, 15678320680), (2, 7839160340), (4, 3919580170), (5, 3135664136), (8, 1959790085), (10, 1567832068), (11, 1425301880), (20, 783916034), (22, 712650940), (31, 505752280), (40, 391958017), (44, 356325470), (55, 285060376), (62, 252876140), (88, 178162735), (110, 142530188), (124, 126438070), (155, 101150456), (220, 71265094), (248, 63219035), (269, 58283720), (310, 50575228), (341, 45977480), (440, 35632547), (538, 29141860), (620, 25287614), (682, 22988740), (1076, 14570930), (1240, 12643807), (1345, 11656744), (1364, 11494370), (1705, 9195496), (2152, 7285465), (2690, 5828372), (2728, 5747185), (2959, 5298520), (3410, 4597748), (4273, 3669160), (5380, 2914186), (5918, 2649260), (6820, 2298874), (8339, 1880120), (8546, 1834580), (10760, 1457093), (11836, 1324630), (13640, 1149437), (14795, 1059704), (16678, 940060), (17092, 917290), (21365, 733832), (23672, 662315), (29590, 529852), (33356, 470030), (34184, 458645), (41695, 376024), (42730, 366916), (47003, 333560), (59180, 264926), (66712, 235015), (83390, 188012), (85460, 183458), (91729, 170920), (94006, 166780), (118360, 132463)]