245589820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5431}}^1$

素因数の和:5483

約数の個数: 96

約数和(自身を含む): 657054720

約数和(自身を除く): 411464900

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 595, 646, 665, 1190, 1292, 1330, 1615, 2261, 2380, 2660, 3230, 4522, 5431, 6460, 9044, 10862, 11305, 21724, 22610, 27155, 38017, 45220, 54310, 76034, 92327, 103189, 108620, 152068, 184654, 190085, 206378, 369308, 380170, 412756, 461635, 515945, 646289, 722323, 760340, 923270, 1031890, 1292578, 1444646, 1754213, 1846540, 2063780, 2585156, 2889292, 3231445, 3508426, 3611615, 6462890, 7016852, 7223230, 8771065, 12279491, 12925780, 14446460, 17542130, 24558982, 35084260, 49117964, 61397455, 122794910, 245589820]

約数ペア:

[(1, 245589820), (2, 122794910), (4, 61397455), (5, 49117964), (7, 35084260), (10, 24558982), (14, 17542130), (17, 14446460), (19, 12925780), (20, 12279491), (28, 8771065), (34, 7223230), (35, 7016852), (38, 6462890), (68, 3611615), (70, 3508426), (76, 3231445), (85, 2889292), (95, 2585156), (119, 2063780), (133, 1846540), (140, 1754213), (170, 1444646), (190, 1292578), (238, 1031890), (266, 923270), (323, 760340), (340, 722323), (380, 646289), (476, 515945), (532, 461635), (595, 412756), (646, 380170), (665, 369308), (1190, 206378), (1292, 190085), (1330, 184654), (1615, 152068), (2261, 108620), (2380, 103189), (2660, 92327), (3230, 76034), (4522, 54310), (5431, 45220), (6460, 38017), (9044, 27155), (10862, 22610), (11305, 21724)]