315565120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2508

約数の個数: 112

約数和(自身を含む): 835688448

約数和(自身を除く): 520123328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2447, 2480, 3224, 4030, 4160, 4894, 4960, 6448, 8060, 9788, 9920, 12235, 12896, 16120, 19576, 24470, 25792, 31811, 32240, 39152, 48940, 63622, 64480, 75857, 78304, 97880, 127244, 128960, 151714, 156608, 159055, 195760, 254488, 303428, 318110, 379285, 391520, 508976, 606856, 636220, 758570, 783040, 986141, 1017952, 1213712, 1272440, 1517140, 1972282, 2035904, 2427424, 2544880, 3034280, 3944564, 4854848, 4930705, 5089760, 6068560, 7889128, 9861410, 10179520, 12137120, 15778256, 19722820, 24274240, 31556512, 39445640, 63113024, 78891280, 157782560, 315565120]

約数ペア:

[(1, 315565120), (2, 157782560), (4, 78891280), (5, 63113024), (8, 39445640), (10, 31556512), (13, 24274240), (16, 19722820), (20, 15778256), (26, 12137120), (31, 10179520), (32, 9861410), (40, 7889128), (52, 6068560), (62, 5089760), (64, 4930705), (65, 4854848), (80, 3944564), (104, 3034280), (124, 2544880), (130, 2427424), (155, 2035904), (160, 1972282), (208, 1517140), (248, 1272440), (260, 1213712), (310, 1017952), (320, 986141), (403, 783040), (416, 758570), (496, 636220), (520, 606856), (620, 508976), (806, 391520), (832, 379285), (992, 318110), (1040, 303428), (1240, 254488), (1612, 195760), (1984, 159055), (2015, 156608), (2080, 151714), (2447, 128960), (2480, 127244), (3224, 97880), (4030, 78304), (4160, 75857), (4894, 64480), (4960, 63622), (6448, 48940), (8060, 39152), (9788, 32240), (9920, 31811), (12235, 25792), (12896, 24470), (16120, 19576)]