17988648720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{218521}}^1$

素因数の和:218558

約数の個数: 160

約数和(自身を含む): 65032147200

約数和(自身を除く): 47043498480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3430, 3920, 4116, 5145, 5488, 5880, 6860, 8232, 10290, 11760, 13720, 16464, 20580, 27440, 41160, 82320, 218521, 437042, 655563, 874084, 1092605, 1311126, 1529647, 1748168, 2185210, 2622252, 3059294, 3277815, 3496336, 4370420, 4588941, 5244504, 6118588, 6555630, 7648235, 8740840, 9177882, 10489008, 10707529, 12237176, 13111260, 15296470, 17481680, 18355764, 21415058, 22944705, 24474352, 26222520, 30592940, 32122587, 36711528, 42830116, 45889410, 52445040, 53537645, 61185880, 64245174, 73423056, 74952703, 85660232, 91778820, 107075290, 122371760, 128490348, 149905406, 160612935, 171320464, 183557640, 214150580, 224858109, 256980696, 299810812, 321225870, 367115280, 374763515, 428301160, 449716218, 513961392, 599621624, 642451740, 749527030, 856602320, 899432436, 1124290545, 1199243248, 1284903480, 1499054060, 1798864872, 2248581090, 2569806960, 2998108120, 3597729744, 4497162180, 5996216240, 8994324360, 17988648720]

約数ペア:

[(1, 17988648720), (2, 8994324360), (3, 5996216240), (4, 4497162180), (5, 3597729744), (6, 2998108120), (7, 2569806960), (8, 2248581090), (10, 1798864872), (12, 1499054060), (14, 1284903480), (15, 1199243248), (16, 1124290545), (20, 899432436), (21, 856602320), (24, 749527030), (28, 642451740), (30, 599621624), (35, 513961392), (40, 449716218), (42, 428301160), (48, 374763515), (49, 367115280), (56, 321225870), (60, 299810812), (70, 256980696), (80, 224858109), (84, 214150580), (98, 183557640), (105, 171320464), (112, 160612935), (120, 149905406), (140, 128490348), (147, 122371760), (168, 107075290), (196, 91778820), (210, 85660232), (240, 74952703), (245, 73423056), (280, 64245174), (294, 61185880), (336, 53537645), (343, 52445040), (392, 45889410), (420, 42830116), (490, 36711528), (560, 32122587), (588, 30592940), (686, 26222520), (735, 24474352), (784, 22944705), (840, 21415058), (980, 18355764), (1029, 17481680), (1176, 15296470), (1372, 13111260), (1470, 12237176), (1680, 10707529), (1715, 10489008), (1960, 9177882), (2058, 8740840), (2352, 7648235), (2744, 6555630), (2940, 6118588), (3430, 5244504), (3920, 4588941), (4116, 4370420), (5145, 3496336), (5488, 3277815), (5880, 3059294), (6860, 2622252), (8232, 2185210), (10290, 1748168), (11760, 1529647), (13720, 1311126), (16464, 1092605), (20580, 874084), (27440, 655563), (41160, 437042), (82320, 218521)]