399883680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{39671}}^1$

素因数の和:39699

約数の個数: 144

約数和(自身を含む): 1559585664

約数和(自身を除く): 1159701984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 39671, 79342, 119013, 158684, 198355, 238026, 277697, 317368, 357039, 396710, 476052, 555394, 595065, 634736, 714078, 793420, 833091, 952104, 1110788, 1190130, 1269472, 1388485, 1428156, 1586840, 1666182, 1785195, 1904208, 2221576, 2380260, 2499273, 2776970, 2856312, 3173680, 3332364, 3570390, 3808416, 4165455, 4443152, 4760520, 4998546, 5553940, 5712624, 6347360, 6664728, 7140780, 8330910, 8886304, 9521040, 9997092, 11107880, 11425248, 12496365, 13329456, 14281560, 16661820, 19042080, 19994184, 22215760, 24992730, 26658912, 28563120, 33323640, 39988368, 44431520, 49985460, 57126240, 66647280, 79976736, 99970920, 133294560, 199941840, 399883680]

約数ペア:

[(1, 399883680), (2, 199941840), (3, 133294560), (4, 99970920), (5, 79976736), (6, 66647280), (7, 57126240), (8, 49985460), (9, 44431520), (10, 39988368), (12, 33323640), (14, 28563120), (15, 26658912), (16, 24992730), (18, 22215760), (20, 19994184), (21, 19042080), (24, 16661820), (28, 14281560), (30, 13329456), (32, 12496365), (35, 11425248), (36, 11107880), (40, 9997092), (42, 9521040), (45, 8886304), (48, 8330910), (56, 7140780), (60, 6664728), (63, 6347360), (70, 5712624), (72, 5553940), (80, 4998546), (84, 4760520), (90, 4443152), (96, 4165455), (105, 3808416), (112, 3570390), (120, 3332364), (126, 3173680), (140, 2856312), (144, 2776970), (160, 2499273), (168, 2380260), (180, 2221576), (210, 1904208), (224, 1785195), (240, 1666182), (252, 1586840), (280, 1428156), (288, 1388485), (315, 1269472), (336, 1190130), (360, 1110788), (420, 952104), (480, 833091), (504, 793420), (560, 714078), (630, 634736), (672, 595065), (720, 555394), (840, 476052), (1008, 396710), (1120, 357039), (1260, 317368), (1440, 277697), (1680, 238026), (2016, 198355), (2520, 158684), (3360, 119013), (5040, 79342), (10080, 39671)]