245197290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1264

約数の個数: 128

約数和(自身を含む): 693245952

約数和(自身を除く): 448048662

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 31, 34, 39, 51, 62, 65, 78, 85, 93, 102, 130, 155, 170, 186, 195, 221, 255, 310, 390, 403, 442, 465, 510, 527, 663, 806, 930, 1054, 1105, 1193, 1209, 1326, 1581, 2015, 2210, 2386, 2418, 2635, 3162, 3315, 3579, 4030, 5270, 5965, 6045, 6630, 6851, 7158, 7905, 11930, 12090, 13702, 15509, 15810, 17895, 20281, 20553, 31018, 34255, 35790, 36983, 40562, 41106, 46527, 60843, 68510, 73966, 77545, 93054, 101405, 102765, 110949, 121686, 155090, 184915, 202810, 205530, 221898, 232635, 263653, 304215, 369830, 465270, 480779, 527306, 554745, 608430, 628711, 790959, 961558, 1109490, 1257422, 1318265, 1442337, 1581918, 1886133, 2403895, 2636530, 2884674, 3143555, 3772266, 3954795, 4807790, 6287110, 7211685, 7909590, 8173243, 9430665, 14423370, 16346486, 18861330, 24519729, 40866215, 49039458, 81732430, 122598645, 245197290]

約数ペア:

[(1, 245197290), (2, 122598645), (3, 81732430), (5, 49039458), (6, 40866215), (10, 24519729), (13, 18861330), (15, 16346486), (17, 14423370), (26, 9430665), (30, 8173243), (31, 7909590), (34, 7211685), (39, 6287110), (51, 4807790), (62, 3954795), (65, 3772266), (78, 3143555), (85, 2884674), (93, 2636530), (102, 2403895), (130, 1886133), (155, 1581918), (170, 1442337), (186, 1318265), (195, 1257422), (221, 1109490), (255, 961558), (310, 790959), (390, 628711), (403, 608430), (442, 554745), (465, 527306), (510, 480779), (527, 465270), (663, 369830), (806, 304215), (930, 263653), (1054, 232635), (1105, 221898), (1193, 205530), (1209, 202810), (1326, 184915), (1581, 155090), (2015, 121686), (2210, 110949), (2386, 102765), (2418, 101405), (2635, 93054), (3162, 77545), (3315, 73966), (3579, 68510), (4030, 60843), (5270, 46527), (5965, 41106), (6045, 40562), (6630, 36983), (6851, 35790), (7158, 34255), (7905, 31018), (11930, 20553), (12090, 20281), (13702, 17895), (15509, 15810)]