121728320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1808

約数の個数: 112

約数和(自身を含む): 342156288

約数和(自身を除く): 220427968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1753, 1984, 2170, 2240, 2480, 3472, 3506, 4340, 4960, 6944, 7012, 8680, 8765, 9920, 12271, 13888, 14024, 17360, 17530, 24542, 28048, 34720, 35060, 49084, 54343, 56096, 61355, 69440, 70120, 98168, 108686, 112192, 122710, 140240, 196336, 217372, 245420, 271715, 280480, 380401, 392672, 434744, 490840, 543430, 560960, 760802, 785344, 869488, 981680, 1086860, 1521604, 1738976, 1902005, 1963360, 2173720, 3043208, 3477952, 3804010, 3926720, 4347440, 6086416, 7608020, 8694880, 12172832, 15216040, 17389760, 24345664, 30432080, 60864160, 121728320]

約数ペア:

[(1, 121728320), (2, 60864160), (4, 30432080), (5, 24345664), (7, 17389760), (8, 15216040), (10, 12172832), (14, 8694880), (16, 7608020), (20, 6086416), (28, 4347440), (31, 3926720), (32, 3804010), (35, 3477952), (40, 3043208), (56, 2173720), (62, 1963360), (64, 1902005), (70, 1738976), (80, 1521604), (112, 1086860), (124, 981680), (140, 869488), (155, 785344), (160, 760802), (217, 560960), (224, 543430), (248, 490840), (280, 434744), (310, 392672), (320, 380401), (434, 280480), (448, 271715), (496, 245420), (560, 217372), (620, 196336), (868, 140240), (992, 122710), (1085, 112192), (1120, 108686), (1240, 98168), (1736, 70120), (1753, 69440), (1984, 61355), (2170, 56096), (2240, 54343), (2480, 49084), (3472, 35060), (3506, 34720), (4340, 28048), (4960, 24542), (6944, 17530), (7012, 17360), (8680, 14024), (8765, 13888), (9920, 12271)]