82663980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:964

約数の個数: 144

約数和(自身を含む): 278240256

約数和(自身を除く): 195576276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 907, 930, 980, 1085, 1302, 1470, 1519, 1814, 1860, 2170, 2604, 2721, 2940, 3038, 3255, 3628, 4340, 4535, 4557, 5442, 6076, 6349, 6510, 7595, 9070, 9114, 10884, 12698, 13020, 13605, 15190, 18140, 18228, 19047, 22785, 25396, 27210, 28117, 30380, 31745, 38094, 44443, 45570, 54420, 56234, 63490, 76188, 84351, 88886, 91140, 95235, 112468, 126980, 133329, 140585, 168702, 177772, 190470, 196819, 222215, 266658, 281170, 337404, 380940, 393638, 421755, 444430, 533316, 562340, 590457, 666645, 787276, 843510, 888860, 984095, 1180914, 1333290, 1377733, 1687020, 1968190, 2361828, 2666580, 2755466, 2952285, 3936380, 4133199, 5510932, 5904570, 6888665, 8266398, 11809140, 13777330, 16532796, 20665995, 27554660, 41331990, 82663980]

約数ペア:

[(1, 82663980), (2, 41331990), (3, 27554660), (4, 20665995), (5, 16532796), (6, 13777330), (7, 11809140), (10, 8266398), (12, 6888665), (14, 5904570), (15, 5510932), (20, 4133199), (21, 3936380), (28, 2952285), (30, 2755466), (31, 2666580), (35, 2361828), (42, 1968190), (49, 1687020), (60, 1377733), (62, 1333290), (70, 1180914), (84, 984095), (93, 888860), (98, 843510), (105, 787276), (124, 666645), (140, 590457), (147, 562340), (155, 533316), (186, 444430), (196, 421755), (210, 393638), (217, 380940), (245, 337404), (294, 281170), (310, 266658), (372, 222215), (420, 196819), (434, 190470), (465, 177772), (490, 168702), (588, 140585), (620, 133329), (651, 126980), (735, 112468), (868, 95235), (907, 91140), (930, 88886), (980, 84351), (1085, 76188), (1302, 63490), (1470, 56234), (1519, 54420), (1814, 45570), (1860, 44443), (2170, 38094), (2604, 31745), (2721, 30380), (2940, 28117), (3038, 27210), (3255, 25396), (3628, 22785), (4340, 19047), (4535, 18228), (4557, 18140), (5442, 15190), (6076, 13605), (6349, 13020), (6510, 12698), (7595, 10884), (9070, 9114)]