74870040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:159

約数の個数: 256

約数和(自身を含む): 279936000

約数和(自身を除く): 205065960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 49, 51, 56, 60, 68, 70, 84, 85, 98, 102, 105, 107, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 214, 238, 245, 255, 280, 294, 321, 340, 343, 357, 392, 408, 420, 428, 476, 490, 510, 535, 588, 595, 642, 680, 686, 714, 735, 749, 833, 840, 856, 952, 980, 1020, 1029, 1070, 1176, 1190, 1284, 1372, 1428, 1470, 1498, 1605, 1666, 1715, 1785, 1819, 1960, 2040, 2058, 2140, 2247, 2380, 2499, 2568, 2744, 2856, 2940, 2996, 3210, 3332, 3430, 3570, 3638, 3745, 4116, 4165, 4280, 4494, 4760, 4998, 5145, 5243, 5457, 5831, 5880, 5992, 6420, 6664, 6860, 7140, 7276, 7490, 8232, 8330, 8988, 9095, 9996, 10290, 10486, 10914, 11235, 11662, 12495, 12733, 12840, 13720, 14280, 14552, 14980, 15729, 16660, 17493, 17976, 18190, 19992, 20580, 20972, 21828, 22470, 23324, 24990, 25466, 26215, 27285, 29155, 29960, 31458, 33320, 34986, 36380, 36701, 38199, 41160, 41944, 43656, 44940, 46648, 49980, 50932, 52430, 54570, 58310, 62916, 63665, 69972, 72760, 73402, 76398, 78645, 87465, 89131, 89880, 99960, 101864, 104860, 109140, 110103, 116620, 125832, 127330, 139944, 146804, 152796, 157290, 174930, 178262, 183505, 190995, 209720, 218280, 220206, 233240, 254660, 267393, 293608, 305592, 314580, 349860, 356524, 367010, 381990, 440412, 445655, 509320, 534786, 550515, 623917, 629160, 699720, 713048, 734020, 763980, 880824, 891310, 1069572, 1101030, 1247834, 1336965, 1468040, 1527960, 1782620, 1871751, 2139144, 2202060, 2495668, 2673930, 3119585, 3565240, 3743502, 4404120, 4991336, 5347860, 6239170, 7487004, 9358755, 10695720, 12478340, 14974008, 18717510, 24956680, 37435020, 74870040]

約数ペア:

[(1, 74870040), (2, 37435020), (3, 24956680), (4, 18717510), (5, 14974008), (6, 12478340), (7, 10695720), (8, 9358755), (10, 7487004), (12, 6239170), (14, 5347860), (15, 4991336), (17, 4404120), (20, 3743502), (21, 3565240), (24, 3119585), (28, 2673930), (30, 2495668), (34, 2202060), (35, 2139144), (40, 1871751), (42, 1782620), (49, 1527960), (51, 1468040), (56, 1336965), (60, 1247834), (68, 1101030), (70, 1069572), (84, 891310), (85, 880824), (98, 763980), (102, 734020), (105, 713048), (107, 699720), (119, 629160), (120, 623917), (136, 550515), (140, 534786), (147, 509320), (168, 445655), (170, 440412), (196, 381990), (204, 367010), (210, 356524), (214, 349860), (238, 314580), (245, 305592), (255, 293608), (280, 267393), (294, 254660), (321, 233240), (340, 220206), (343, 218280), (357, 209720), (392, 190995), (408, 183505), (420, 178262), (428, 174930), (476, 157290), (490, 152796), (510, 146804), (535, 139944), (588, 127330), (595, 125832), (642, 116620), (680, 110103), (686, 109140), (714, 104860), (735, 101864), (749, 99960), (833, 89880), (840, 89131), (856, 87465), (952, 78645), (980, 76398), (1020, 73402), (1029, 72760), (1070, 69972), (1176, 63665), (1190, 62916), (1284, 58310), (1372, 54570), (1428, 52430), (1470, 50932), (1498, 49980), (1605, 46648), (1666, 44940), (1715, 43656), (1785, 41944), (1819, 41160), (1960, 38199), (2040, 36701), (2058, 36380), (2140, 34986), (2247, 33320), (2380, 31458), (2499, 29960), (2568, 29155), (2744, 27285), (2856, 26215), (2940, 25466), (2996, 24990), (3210, 23324), (3332, 22470), (3430, 21828), (3570, 20972), (3638, 20580), (3745, 19992), (4116, 18190), (4165, 17976), (4280, 17493), (4494, 16660), (4760, 15729), (4998, 14980), (5145, 14552), (5243, 14280), (5457, 13720), (5831, 12840), (5880, 12733), (5992, 12495), (6420, 11662), (6664, 11235), (6860, 10914), (7140, 10486), (7276, 10290), (7490, 9996), (8232, 9095), (8330, 8988)]