19465680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:413

約数の個数: 160

約数和(自身を含む): 68995584

約数和(自身を除く): 49529904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 367, 390, 408, 442, 510, 520, 624, 663, 680, 734, 780, 816, 884, 1020, 1040, 1101, 1105, 1326, 1360, 1468, 1560, 1768, 1835, 2040, 2202, 2210, 2652, 2936, 3120, 3315, 3536, 3670, 4080, 4404, 4420, 4771, 5304, 5505, 5872, 6239, 6630, 7340, 8808, 8840, 9542, 10608, 11010, 12478, 13260, 14313, 14680, 17616, 17680, 18717, 19084, 22020, 23855, 24956, 26520, 28626, 29360, 31195, 37434, 38168, 44040, 47710, 49912, 53040, 57252, 62390, 71565, 74868, 76336, 81107, 88080, 93585, 95420, 99824, 114504, 124780, 143130, 149736, 162214, 187170, 190840, 229008, 243321, 249560, 286260, 299472, 324428, 374340, 381680, 405535, 486642, 499120, 572520, 648856, 748680, 811070, 973284, 1145040, 1216605, 1297712, 1497360, 1622140, 1946568, 2433210, 3244280, 3893136, 4866420, 6488560, 9732840, 19465680]

約数ペア:

[(1, 19465680), (2, 9732840), (3, 6488560), (4, 4866420), (5, 3893136), (6, 3244280), (8, 2433210), (10, 1946568), (12, 1622140), (13, 1497360), (15, 1297712), (16, 1216605), (17, 1145040), (20, 973284), (24, 811070), (26, 748680), (30, 648856), (34, 572520), (39, 499120), (40, 486642), (48, 405535), (51, 381680), (52, 374340), (60, 324428), (65, 299472), (68, 286260), (78, 249560), (80, 243321), (85, 229008), (102, 190840), (104, 187170), (120, 162214), (130, 149736), (136, 143130), (156, 124780), (170, 114504), (195, 99824), (204, 95420), (208, 93585), (221, 88080), (240, 81107), (255, 76336), (260, 74868), (272, 71565), (312, 62390), (340, 57252), (367, 53040), (390, 49912), (408, 47710), (442, 44040), (510, 38168), (520, 37434), (624, 31195), (663, 29360), (680, 28626), (734, 26520), (780, 24956), (816, 23855), (884, 22020), (1020, 19084), (1040, 18717), (1101, 17680), (1105, 17616), (1326, 14680), (1360, 14313), (1468, 13260), (1560, 12478), (1768, 11010), (1835, 10608), (2040, 9542), (2202, 8840), (2210, 8808), (2652, 7340), (2936, 6630), (3120, 6239), (3315, 5872), (3536, 5505), (3670, 5304), (4080, 4771), (4404, 4420)]