19380270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 59351040

約数和(自身を除く): 39970770

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 229, 273, 310, 390, 403, 434, 455, 458, 465, 546, 651, 687, 806, 910, 930, 1085, 1145, 1209, 1302, 1365, 1374, 1603, 2015, 2170, 2290, 2418, 2730, 2821, 2977, 3206, 3255, 3435, 4030, 4809, 5642, 5954, 6045, 6510, 6870, 7099, 8015, 8463, 8931, 9618, 12090, 14105, 14198, 14885, 16030, 16926, 17862, 20839, 21297, 24045, 28210, 29770, 35495, 41678, 42315, 42594, 44655, 48090, 49693, 62517, 70990, 84630, 89310, 92287, 99386, 104195, 106485, 125034, 149079, 184574, 208390, 212970, 248465, 276861, 298158, 312585, 461435, 496930, 553722, 625170, 646009, 745395, 922870, 1292018, 1384305, 1490790, 1938027, 2768610, 3230045, 3876054, 6460090, 9690135, 19380270]

約数ペア:

[(1, 19380270), (2, 9690135), (3, 6460090), (5, 3876054), (6, 3230045), (7, 2768610), (10, 1938027), (13, 1490790), (14, 1384305), (15, 1292018), (21, 922870), (26, 745395), (30, 646009), (31, 625170), (35, 553722), (39, 496930), (42, 461435), (62, 312585), (65, 298158), (70, 276861), (78, 248465), (91, 212970), (93, 208390), (105, 184574), (130, 149079), (155, 125034), (182, 106485), (186, 104195), (195, 99386), (210, 92287), (217, 89310), (229, 84630), (273, 70990), (310, 62517), (390, 49693), (403, 48090), (434, 44655), (455, 42594), (458, 42315), (465, 41678), (546, 35495), (651, 29770), (687, 28210), (806, 24045), (910, 21297), (930, 20839), (1085, 17862), (1145, 16926), (1209, 16030), (1302, 14885), (1365, 14198), (1374, 14105), (1603, 12090), (2015, 9618), (2170, 8931), (2290, 8463), (2418, 8015), (2730, 7099), (2821, 6870), (2977, 6510), (3206, 6045), (3255, 5954), (3435, 5642), (4030, 4809)]