19401728640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1443581}}^1$

素因数の和:1443610

約数の個数: 128

約数和(自身を含む): 70677774720

約数和(自身を除く): 51276046080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 1443581, 2887162, 4330743, 5774324, 7217905, 8661486, 10105067, 11548648, 14435810, 17322972, 20210134, 21653715, 23097296, 28871620, 30315201, 34645944, 40420268, 43307430, 46194592, 50525335, 57743240, 60630402, 69291888, 80840536, 86614860, 92389184, 101050670, 115486480, 121260804, 138583776, 151576005, 161681072, 173229720, 184778368, 202101340, 230972960, 242521608, 277167552, 303152010, 323362144, 346459440, 404202680, 461945920, 485043216, 554335104, 606304020, 646724288, 692918880, 808405360, 923891840, 970086432, 1212608040, 1293448576, 1385837760, 1616810720, 1940172864, 2425216080, 2771675520, 3233621440, 3880345728, 4850432160, 6467242880, 9700864320, 19401728640]

約数ペア:

[(1, 19401728640), (2, 9700864320), (3, 6467242880), (4, 4850432160), (5, 3880345728), (6, 3233621440), (7, 2771675520), (8, 2425216080), (10, 1940172864), (12, 1616810720), (14, 1385837760), (15, 1293448576), (16, 1212608040), (20, 970086432), (21, 923891840), (24, 808405360), (28, 692918880), (30, 646724288), (32, 606304020), (35, 554335104), (40, 485043216), (42, 461945920), (48, 404202680), (56, 346459440), (60, 323362144), (64, 303152010), (70, 277167552), (80, 242521608), (84, 230972960), (96, 202101340), (105, 184778368), (112, 173229720), (120, 161681072), (128, 151576005), (140, 138583776), (160, 121260804), (168, 115486480), (192, 101050670), (210, 92389184), (224, 86614860), (240, 80840536), (280, 69291888), (320, 60630402), (336, 57743240), (384, 50525335), (420, 46194592), (448, 43307430), (480, 40420268), (560, 34645944), (640, 30315201), (672, 28871620), (840, 23097296), (896, 21653715), (960, 20210134), (1120, 17322972), (1344, 14435810), (1680, 11548648), (1920, 10105067), (2240, 8661486), (2688, 7217905), (3360, 5774324), (4480, 4330743), (6720, 2887162), (13440, 1443581)]