304860920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1373}}^1$

素因数の和:1465

約数の個数: 128

約数和(自身を含む): 858695040

約数和(自身を除く): 553834120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 244, 260, 280, 305, 364, 427, 455, 488, 520, 610, 728, 793, 854, 910, 1220, 1373, 1586, 1708, 1820, 2135, 2440, 2746, 3172, 3416, 3640, 3965, 4270, 5492, 5551, 6344, 6865, 7930, 8540, 9611, 10984, 11102, 13730, 15860, 17080, 17849, 19222, 22204, 27460, 27755, 31720, 35698, 38444, 44408, 48055, 54920, 55510, 71396, 76888, 83753, 89245, 96110, 111020, 124943, 142792, 167506, 178490, 192220, 222040, 249886, 335012, 356980, 384440, 418765, 499772, 586271, 624715, 670024, 713960, 837530, 999544, 1088789, 1172542, 1249430, 1675060, 2177578, 2345084, 2498860, 2931355, 3350120, 4355156, 4690168, 4997720, 5443945, 5862710, 7621523, 8710312, 10887890, 11725420, 15243046, 21775780, 23450840, 30486092, 38107615, 43551560, 60972184, 76215230, 152430460, 304860920]

約数ペア:

[(1, 304860920), (2, 152430460), (4, 76215230), (5, 60972184), (7, 43551560), (8, 38107615), (10, 30486092), (13, 23450840), (14, 21775780), (20, 15243046), (26, 11725420), (28, 10887890), (35, 8710312), (40, 7621523), (52, 5862710), (56, 5443945), (61, 4997720), (65, 4690168), (70, 4355156), (91, 3350120), (104, 2931355), (122, 2498860), (130, 2345084), (140, 2177578), (182, 1675060), (244, 1249430), (260, 1172542), (280, 1088789), (305, 999544), (364, 837530), (427, 713960), (455, 670024), (488, 624715), (520, 586271), (610, 499772), (728, 418765), (793, 384440), (854, 356980), (910, 335012), (1220, 249886), (1373, 222040), (1586, 192220), (1708, 178490), (1820, 167506), (2135, 142792), (2440, 124943), (2746, 111020), (3172, 96110), (3416, 89245), (3640, 83753), (3965, 76888), (4270, 71396), (5492, 55510), (5551, 54920), (6344, 48055), (6865, 44408), (7930, 38444), (8540, 35698), (9611, 31720), (10984, 27755), (11102, 27460), (13730, 22204), (15860, 19222), (17080, 17849)]