131513520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 160

約数和(自身を含む): 424258560

約数和(自身を除く): 292745040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 89, 94, 120, 131, 141, 178, 188, 235, 240, 262, 267, 282, 356, 376, 393, 445, 470, 524, 534, 564, 655, 705, 712, 752, 786, 890, 940, 1048, 1068, 1128, 1310, 1335, 1410, 1424, 1572, 1780, 1880, 1965, 2096, 2136, 2256, 2620, 2670, 2820, 3144, 3560, 3760, 3930, 4183, 4272, 5240, 5340, 5640, 6157, 6288, 7120, 7860, 8366, 10480, 10680, 11280, 11659, 12314, 12549, 15720, 16732, 18471, 20915, 21360, 23318, 24628, 25098, 30785, 31440, 33464, 34977, 36942, 41830, 46636, 49256, 50196, 58295, 61570, 62745, 66928, 69954, 73884, 83660, 92355, 93272, 98512, 100392, 116590, 123140, 125490, 139908, 147768, 167320, 174885, 184710, 186544, 200784, 233180, 246280, 250980, 279816, 295536, 334640, 349770, 369420, 466360, 492560, 501960, 547973, 559632, 699540, 738840, 932720, 1003920, 1095946, 1399080, 1477680, 1643919, 2191892, 2739865, 2798160, 3287838, 4383784, 5479730, 6575676, 8219595, 8767568, 10959460, 13151352, 16439190, 21918920, 26302704, 32878380, 43837840, 65756760, 131513520]

約数ペア:

[(1, 131513520), (2, 65756760), (3, 43837840), (4, 32878380), (5, 26302704), (6, 21918920), (8, 16439190), (10, 13151352), (12, 10959460), (15, 8767568), (16, 8219595), (20, 6575676), (24, 5479730), (30, 4383784), (40, 3287838), (47, 2798160), (48, 2739865), (60, 2191892), (80, 1643919), (89, 1477680), (94, 1399080), (120, 1095946), (131, 1003920), (141, 932720), (178, 738840), (188, 699540), (235, 559632), (240, 547973), (262, 501960), (267, 492560), (282, 466360), (356, 369420), (376, 349770), (393, 334640), (445, 295536), (470, 279816), (524, 250980), (534, 246280), (564, 233180), (655, 200784), (705, 186544), (712, 184710), (752, 174885), (786, 167320), (890, 147768), (940, 139908), (1048, 125490), (1068, 123140), (1128, 116590), (1310, 100392), (1335, 98512), (1410, 93272), (1424, 92355), (1572, 83660), (1780, 73884), (1880, 69954), (1965, 66928), (2096, 62745), (2136, 61570), (2256, 58295), (2620, 50196), (2670, 49256), (2820, 46636), (3144, 41830), (3560, 36942), (3760, 34977), (3930, 33464), (4183, 31440), (4272, 30785), (5240, 25098), (5340, 24628), (5640, 23318), (6157, 21360), (6288, 20915), (7120, 18471), (7860, 16732), (8366, 15720), (10480, 12549), (10680, 12314), (11280, 11659)]