72506520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 249350400

約数和(自身を除く): 176843880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 73, 89, 90, 93, 120, 124, 146, 155, 178, 180, 186, 219, 248, 267, 279, 292, 310, 356, 360, 365, 372, 438, 445, 465, 534, 558, 584, 620, 657, 712, 730, 744, 801, 876, 890, 930, 1068, 1095, 1116, 1240, 1314, 1335, 1395, 1460, 1602, 1752, 1780, 1860, 2136, 2190, 2232, 2263, 2628, 2670, 2759, 2790, 2920, 3204, 3285, 3560, 3720, 4005, 4380, 4526, 5256, 5340, 5518, 5580, 6408, 6497, 6570, 6789, 8010, 8277, 8760, 9052, 10680, 11036, 11160, 11315, 12994, 13140, 13578, 13795, 16020, 16554, 18104, 19491, 20367, 22072, 22630, 24831, 25988, 26280, 27156, 27590, 32040, 32485, 33108, 33945, 38982, 40734, 41385, 45260, 49662, 51976, 54312, 55180, 58473, 64970, 66216, 67890, 77964, 81468, 82770, 90520, 97455, 99324, 101835, 110360, 116946, 124155, 129940, 135780, 155928, 162936, 165540, 194910, 198648, 201407, 203670, 233892, 248310, 259880, 271560, 292365, 331080, 389820, 402814, 407340, 467784, 496620, 584730, 604221, 779640, 805628, 814680, 993240, 1007035, 1169460, 1208442, 1611256, 1812663, 2014070, 2338920, 2416884, 3021105, 3625326, 4028140, 4833768, 6042210, 7250652, 8056280, 9063315, 12084420, 14501304, 18126630, 24168840, 36253260, 72506520]

約数ペア:

[(1, 72506520), (2, 36253260), (3, 24168840), (4, 18126630), (5, 14501304), (6, 12084420), (8, 9063315), (9, 8056280), (10, 7250652), (12, 6042210), (15, 4833768), (18, 4028140), (20, 3625326), (24, 3021105), (30, 2416884), (31, 2338920), (36, 2014070), (40, 1812663), (45, 1611256), (60, 1208442), (62, 1169460), (72, 1007035), (73, 993240), (89, 814680), (90, 805628), (93, 779640), (120, 604221), (124, 584730), (146, 496620), (155, 467784), (178, 407340), (180, 402814), (186, 389820), (219, 331080), (248, 292365), (267, 271560), (279, 259880), (292, 248310), (310, 233892), (356, 203670), (360, 201407), (365, 198648), (372, 194910), (438, 165540), (445, 162936), (465, 155928), (534, 135780), (558, 129940), (584, 124155), (620, 116946), (657, 110360), (712, 101835), (730, 99324), (744, 97455), (801, 90520), (876, 82770), (890, 81468), (930, 77964), (1068, 67890), (1095, 66216), (1116, 64970), (1240, 58473), (1314, 55180), (1335, 54312), (1395, 51976), (1460, 49662), (1602, 45260), (1752, 41385), (1780, 40734), (1860, 38982), (2136, 33945), (2190, 33108), (2232, 32485), (2263, 32040), (2628, 27590), (2670, 27156), (2759, 26280), (2790, 25988), (2920, 24831), (3204, 22630), (3285, 22072), (3560, 20367), (3720, 19491), (4005, 18104), (4380, 16554), (4526, 16020), (5256, 13795), (5340, 13578), (5518, 13140), (5580, 12994), (6408, 11315), (6497, 11160), (6570, 11036), (6789, 10680), (8010, 9052), (8277, 8760)]