422988800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 264

約数和(自身を含む): 1194006912

約数和(自身を除く): 771018112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 41, 50, 52, 62, 64, 65, 80, 82, 100, 104, 124, 128, 130, 155, 160, 164, 200, 205, 208, 248, 256, 260, 310, 320, 325, 328, 400, 403, 410, 416, 496, 512, 520, 533, 620, 640, 650, 656, 775, 800, 806, 820, 832, 992, 1024, 1025, 1040, 1066, 1240, 1271, 1280, 1300, 1312, 1550, 1600, 1612, 1640, 1664, 1984, 2015, 2050, 2080, 2132, 2480, 2542, 2560, 2600, 2624, 2665, 3100, 3200, 3224, 3280, 3328, 3968, 4030, 4100, 4160, 4264, 4960, 5084, 5120, 5200, 5248, 5330, 6200, 6355, 6400, 6448, 6560, 6656, 7936, 8060, 8200, 8320, 8528, 9920, 10075, 10168, 10400, 10496, 10660, 12400, 12710, 12800, 12896, 13120, 13312, 13325, 15872, 16120, 16400, 16523, 16640, 17056, 19840, 20150, 20336, 20800, 20992, 21320, 24800, 25420, 25600, 25792, 26240, 26650, 31744, 31775, 32240, 32800, 33046, 33280, 34112, 39680, 40300, 40672, 41600, 41984, 42640, 49600, 50840, 51584, 52480, 53300, 63550, 64480, 65600, 66092, 66560, 68224, 79360, 80600, 81344, 82615, 83200, 85280, 99200, 101680, 103168, 104960, 106600, 127100, 128960, 131200, 132184, 136448, 158720, 161200, 162688, 165230, 166400, 170560, 198400, 203360, 206336, 209920, 213200, 254200, 257920, 262400, 264368, 272896, 322400, 325376, 330460, 332800, 341120, 396800, 406720, 412672, 413075, 426400, 508400, 515840, 524800, 528736, 545792, 644800, 650752, 660920, 682240, 793600, 813440, 826150, 852800, 1016800, 1031680, 1049600, 1057472, 1289600, 1301504, 1321840, 1364480, 1626880, 1652300, 1705600, 2033600, 2063360, 2114944, 2579200, 2643680, 2728960, 3253760, 3304600, 3411200, 4067200, 4229888, 5158400, 5287360, 6507520, 6609200, 6822400, 8134400, 8459776, 10316800, 10574720, 13218400, 13644800, 16268800, 16919552, 21149440, 26436800, 32537600, 42298880, 52873600, 84597760, 105747200, 211494400, 422988800]

約数ペア:

[(1, 422988800), (2, 211494400), (4, 105747200), (5, 84597760), (8, 52873600), (10, 42298880), (13, 32537600), (16, 26436800), (20, 21149440), (25, 16919552), (26, 16268800), (31, 13644800), (32, 13218400), (40, 10574720), (41, 10316800), (50, 8459776), (52, 8134400), (62, 6822400), (64, 6609200), (65, 6507520), (80, 5287360), (82, 5158400), (100, 4229888), (104, 4067200), (124, 3411200), (128, 3304600), (130, 3253760), (155, 2728960), (160, 2643680), (164, 2579200), (200, 2114944), (205, 2063360), (208, 2033600), (248, 1705600), (256, 1652300), (260, 1626880), (310, 1364480), (320, 1321840), (325, 1301504), (328, 1289600), (400, 1057472), (403, 1049600), (410, 1031680), (416, 1016800), (496, 852800), (512, 826150), (520, 813440), (533, 793600), (620, 682240), (640, 660920), (650, 650752), (656, 644800), (775, 545792), (800, 528736), (806, 524800), (820, 515840), (832, 508400), (992, 426400), (1024, 413075), (1025, 412672), (1040, 406720), (1066, 396800), (1240, 341120), (1271, 332800), (1280, 330460), (1300, 325376), (1312, 322400), (1550, 272896), (1600, 264368), (1612, 262400), (1640, 257920), (1664, 254200), (1984, 213200), (2015, 209920), (2050, 206336), (2080, 203360), (2132, 198400), (2480, 170560), (2542, 166400), (2560, 165230), (2600, 162688), (2624, 161200), (2665, 158720), (3100, 136448), (3200, 132184), (3224, 131200), (3280, 128960), (3328, 127100), (3968, 106600), (4030, 104960), (4100, 103168), (4160, 101680), (4264, 99200), (4960, 85280), (5084, 83200), (5120, 82615), (5200, 81344), (5248, 80600), (5330, 79360), (6200, 68224), (6355, 66560), (6400, 66092), (6448, 65600), (6560, 64480), (6656, 63550), (7936, 53300), (8060, 52480), (8200, 51584), (8320, 50840), (8528, 49600), (9920, 42640), (10075, 41984), (10168, 41600), (10400, 40672), (10496, 40300), (10660, 39680), (12400, 34112), (12710, 33280), (12800, 33046), (12896, 32800), (13120, 32240), (13312, 31775), (13325, 31744), (15872, 26650), (16120, 26240), (16400, 25792), (16523, 25600), (16640, 25420), (17056, 24800), (19840, 21320), (20150, 20992), (20336, 20800)]