21923200

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 192

約数和(自身を含む): 63745920

約数和(自身を除く): 41822720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 31, 32, 34, 40, 50, 52, 62, 64, 65, 68, 80, 85, 100, 104, 124, 128, 130, 136, 155, 160, 170, 200, 208, 221, 248, 260, 272, 310, 320, 325, 340, 400, 403, 416, 425, 442, 496, 520, 527, 544, 620, 640, 650, 680, 775, 800, 806, 832, 850, 884, 992, 1040, 1054, 1088, 1105, 1240, 1300, 1360, 1550, 1600, 1612, 1664, 1700, 1768, 1984, 2015, 2080, 2108, 2176, 2210, 2480, 2600, 2635, 2720, 3100, 3200, 3224, 3400, 3536, 3968, 4030, 4160, 4216, 4420, 4960, 5200, 5270, 5440, 5525, 6200, 6448, 6800, 6851, 7072, 8060, 8320, 8432, 8840, 9920, 10075, 10400, 10540, 10880, 11050, 12400, 12896, 13175, 13600, 13702, 14144, 16120, 16864, 17680, 19840, 20150, 20800, 21080, 22100, 24800, 25792, 26350, 27200, 27404, 28288, 32240, 33728, 34255, 35360, 40300, 41600, 42160, 44200, 49600, 51584, 52700, 54400, 54808, 64480, 67456, 68510, 70720, 80600, 84320, 88400, 99200, 105400, 109616, 128960, 137020, 141440, 161200, 168640, 171275, 176800, 210800, 219232, 257920, 274040, 322400, 337280, 342550, 353600, 421600, 438464, 548080, 644800, 685100, 707200, 843200, 876928, 1096160, 1289600, 1370200, 1686400, 2192320, 2740400, 4384640, 5480800, 10961600, 21923200]

約数ペア:

[(1, 21923200), (2, 10961600), (4, 5480800), (5, 4384640), (8, 2740400), (10, 2192320), (13, 1686400), (16, 1370200), (17, 1289600), (20, 1096160), (25, 876928), (26, 843200), (31, 707200), (32, 685100), (34, 644800), (40, 548080), (50, 438464), (52, 421600), (62, 353600), (64, 342550), (65, 337280), (68, 322400), (80, 274040), (85, 257920), (100, 219232), (104, 210800), (124, 176800), (128, 171275), (130, 168640), (136, 161200), (155, 141440), (160, 137020), (170, 128960), (200, 109616), (208, 105400), (221, 99200), (248, 88400), (260, 84320), (272, 80600), (310, 70720), (320, 68510), (325, 67456), (340, 64480), (400, 54808), (403, 54400), (416, 52700), (425, 51584), (442, 49600), (496, 44200), (520, 42160), (527, 41600), (544, 40300), (620, 35360), (640, 34255), (650, 33728), (680, 32240), (775, 28288), (800, 27404), (806, 27200), (832, 26350), (850, 25792), (884, 24800), (992, 22100), (1040, 21080), (1054, 20800), (1088, 20150), (1105, 19840), (1240, 17680), (1300, 16864), (1360, 16120), (1550, 14144), (1600, 13702), (1612, 13600), (1664, 13175), (1700, 12896), (1768, 12400), (1984, 11050), (2015, 10880), (2080, 10540), (2108, 10400), (2176, 10075), (2210, 9920), (2480, 8840), (2600, 8432), (2635, 8320), (2720, 8060), (3100, 7072), (3200, 6851), (3224, 6800), (3400, 6448), (3536, 6200), (3968, 5525), (4030, 5440), (4160, 5270), (4216, 5200), (4420, 4960)]