830991980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3433}}^1$

素因数の和:3488

約数の個数: 144

約数和(自身を含む): 2301878880

約数和(自身を除く): 1470886900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1235, 1274, 1330, 1729, 1820, 1862, 2470, 2548, 2660, 3185, 3433, 3458, 3724, 4655, 4940, 6370, 6866, 6916, 8645, 9310, 12103, 12740, 13732, 17165, 17290, 18620, 24031, 24206, 34330, 34580, 44629, 48062, 48412, 60515, 65227, 68660, 89258, 96124, 120155, 121030, 130454, 168217, 178516, 223145, 240310, 242060, 260908, 312403, 326135, 336434, 446290, 456589, 480620, 624806, 652270, 672868, 841085, 847951, 892580, 913178, 1249612, 1304540, 1562015, 1682170, 1695902, 1826356, 2186821, 2282945, 3124030, 3196123, 3364340, 3391804, 4239755, 4373642, 4565890, 5935657, 6248060, 6392246, 8479510, 8747284, 9131780, 10934105, 11871314, 12784492, 15980615, 16959020, 21868210, 23742628, 29678285, 31961230, 41549599, 43736420, 59356570, 63922460, 83099198, 118713140, 166198396, 207747995, 415495990, 830991980]

約数ペア:

[(1, 830991980), (2, 415495990), (4, 207747995), (5, 166198396), (7, 118713140), (10, 83099198), (13, 63922460), (14, 59356570), (19, 43736420), (20, 41549599), (26, 31961230), (28, 29678285), (35, 23742628), (38, 21868210), (49, 16959020), (52, 15980615), (65, 12784492), (70, 11871314), (76, 10934105), (91, 9131780), (95, 8747284), (98, 8479510), (130, 6392246), (133, 6248060), (140, 5935657), (182, 4565890), (190, 4373642), (196, 4239755), (245, 3391804), (247, 3364340), (260, 3196123), (266, 3124030), (364, 2282945), (380, 2186821), (455, 1826356), (490, 1695902), (494, 1682170), (532, 1562015), (637, 1304540), (665, 1249612), (910, 913178), (931, 892580), (980, 847951), (988, 841085), (1235, 672868), (1274, 652270), (1330, 624806), (1729, 480620), (1820, 456589), (1862, 446290), (2470, 336434), (2548, 326135), (2660, 312403), (3185, 260908), (3433, 242060), (3458, 240310), (3724, 223145), (4655, 178516), (4940, 168217), (6370, 130454), (6866, 121030), (6916, 120155), (8645, 96124), (9310, 89258), (12103, 68660), (12740, 65227), (13732, 60515), (17165, 48412), (17290, 48062), (18620, 44629), (24031, 34580), (24206, 34330)]