79311330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 245374272

約数和(自身を除く): 166062942

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 131, 155, 186, 210, 217, 262, 279, 310, 315, 393, 434, 465, 558, 630, 651, 655, 786, 917, 930, 961, 1085, 1179, 1302, 1310, 1395, 1834, 1922, 1953, 1965, 2170, 2358, 2751, 2790, 2883, 3255, 3906, 3930, 4061, 4585, 4805, 5502, 5766, 5895, 6510, 6727, 8122, 8253, 8649, 9170, 9610, 9765, 11790, 12183, 13454, 13755, 14415, 16506, 17298, 19530, 20181, 20305, 24366, 27510, 28427, 28830, 33635, 36549, 40362, 40610, 41265, 43245, 56854, 60543, 60915, 67270, 73098, 82530, 85281, 86490, 100905, 121086, 121830, 125891, 142135, 170562, 182745, 201810, 251782, 255843, 284270, 302715, 365490, 377673, 426405, 511686, 605430, 629455, 755346, 852810, 881237, 1133019, 1258910, 1279215, 1762474, 1888365, 2266038, 2558430, 2643711, 3776730, 4406185, 5287422, 5665095, 7931133, 8812370, 11330190, 13218555, 15862266, 26437110, 39655665, 79311330]

約数ペア:

[(1, 79311330), (2, 39655665), (3, 26437110), (5, 15862266), (6, 13218555), (7, 11330190), (9, 8812370), (10, 7931133), (14, 5665095), (15, 5287422), (18, 4406185), (21, 3776730), (30, 2643711), (31, 2558430), (35, 2266038), (42, 1888365), (45, 1762474), (62, 1279215), (63, 1258910), (70, 1133019), (90, 881237), (93, 852810), (105, 755346), (126, 629455), (131, 605430), (155, 511686), (186, 426405), (210, 377673), (217, 365490), (262, 302715), (279, 284270), (310, 255843), (315, 251782), (393, 201810), (434, 182745), (465, 170562), (558, 142135), (630, 125891), (651, 121830), (655, 121086), (786, 100905), (917, 86490), (930, 85281), (961, 82530), (1085, 73098), (1179, 67270), (1302, 60915), (1310, 60543), (1395, 56854), (1834, 43245), (1922, 41265), (1953, 40610), (1965, 40362), (2170, 36549), (2358, 33635), (2751, 28830), (2790, 28427), (2883, 27510), (3255, 24366), (3906, 20305), (3930, 20181), (4061, 19530), (4585, 17298), (4805, 16506), (5502, 14415), (5766, 13755), (5895, 13454), (6510, 12183), (6727, 11790), (8122, 9765), (8253, 9610), (8649, 9170)]