420565530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:905

約数の個数: 192

約数和(自身を含む): 1323786240

約数和(自身を除く): 903220710

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 31, 33, 35, 42, 49, 55, 62, 66, 70, 77, 93, 98, 105, 110, 147, 154, 155, 165, 186, 210, 217, 231, 245, 294, 310, 330, 341, 385, 434, 462, 465, 490, 539, 651, 682, 735, 770, 839, 930, 1023, 1078, 1085, 1155, 1302, 1470, 1519, 1617, 1678, 1705, 2046, 2170, 2310, 2387, 2517, 2695, 3038, 3234, 3255, 3410, 4195, 4557, 4774, 5034, 5115, 5390, 5873, 6510, 7161, 7595, 8085, 8390, 9114, 9229, 10230, 11746, 11935, 12585, 14322, 15190, 16170, 16709, 17619, 18458, 22785, 23870, 25170, 26009, 27687, 29365, 33418, 35238, 35805, 41111, 45570, 46145, 50127, 52018, 55374, 58730, 64603, 71610, 78027, 82222, 83545, 88095, 92290, 100254, 123333, 129206, 130045, 138435, 156054, 167090, 176190, 182063, 193809, 205555, 246666, 250635, 260090, 276870, 286099, 323015, 364126, 387618, 390135, 411110, 452221, 501270, 546189, 572198, 616665, 646030, 780270, 858297, 904442, 910315, 969045, 1092378, 1233330, 1274441, 1356663, 1430495, 1716594, 1820630, 1938090, 2002693, 2261105, 2548882, 2713326, 2730945, 2860990, 3823323, 4005386, 4291485, 4522210, 5461890, 6008079, 6372205, 6783315, 7646646, 8582970, 10013465, 12016158, 12744410, 13566630, 14018851, 19116615, 20026930, 28037702, 30040395, 38233230, 42056553, 60080790, 70094255, 84113106, 140188510, 210282765, 420565530]

約数ペア:

[(1, 420565530), (2, 210282765), (3, 140188510), (5, 84113106), (6, 70094255), (7, 60080790), (10, 42056553), (11, 38233230), (14, 30040395), (15, 28037702), (21, 20026930), (22, 19116615), (30, 14018851), (31, 13566630), (33, 12744410), (35, 12016158), (42, 10013465), (49, 8582970), (55, 7646646), (62, 6783315), (66, 6372205), (70, 6008079), (77, 5461890), (93, 4522210), (98, 4291485), (105, 4005386), (110, 3823323), (147, 2860990), (154, 2730945), (155, 2713326), (165, 2548882), (186, 2261105), (210, 2002693), (217, 1938090), (231, 1820630), (245, 1716594), (294, 1430495), (310, 1356663), (330, 1274441), (341, 1233330), (385, 1092378), (434, 969045), (462, 910315), (465, 904442), (490, 858297), (539, 780270), (651, 646030), (682, 616665), (735, 572198), (770, 546189), (839, 501270), (930, 452221), (1023, 411110), (1078, 390135), (1085, 387618), (1155, 364126), (1302, 323015), (1470, 286099), (1519, 276870), (1617, 260090), (1678, 250635), (1705, 246666), (2046, 205555), (2170, 193809), (2310, 182063), (2387, 176190), (2517, 167090), (2695, 156054), (3038, 138435), (3234, 130045), (3255, 129206), (3410, 123333), (4195, 100254), (4557, 92290), (4774, 88095), (5034, 83545), (5115, 82222), (5390, 78027), (5873, 71610), (6510, 64603), (7161, 58730), (7595, 55374), (8085, 52018), (8390, 50127), (9114, 46145), (9229, 45570), (10230, 41111), (11746, 35805), (11935, 35238), (12585, 33418), (14322, 29365), (15190, 27687), (16170, 26009), (16709, 25170), (17619, 23870), (18458, 22785)]