215017680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 160

約数和(自身を含む): 714061440

約数和(自身を除く): 499043760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 488, 570, 610, 732, 760, 773, 912, 915, 976, 1140, 1159, 1220, 1464, 1520, 1546, 1830, 2280, 2318, 2319, 2440, 2928, 3092, 3477, 3660, 3865, 4560, 4636, 4638, 4880, 5795, 6184, 6954, 7320, 7730, 9272, 9276, 11590, 11595, 12368, 13908, 14640, 14687, 15460, 17385, 18544, 18552, 23180, 23190, 27816, 29374, 30920, 34770, 37104, 44061, 46360, 46380, 47153, 55632, 58748, 61840, 69540, 73435, 88122, 92720, 92760, 94306, 117496, 139080, 141459, 146870, 176244, 185520, 188612, 220305, 234992, 235765, 278160, 282918, 293740, 352488, 377224, 440610, 471530, 565836, 587480, 704976, 707295, 754448, 881220, 895907, 943060, 1131672, 1174960, 1414590, 1762440, 1791814, 1886120, 2263344, 2687721, 2829180, 3524880, 3583628, 3772240, 4479535, 5375442, 5658360, 7167256, 8959070, 10750884, 11316720, 13438605, 14334512, 17918140, 21501768, 26877210, 35836280, 43003536, 53754420, 71672560, 107508840, 215017680]

約数ペア:

[(1, 215017680), (2, 107508840), (3, 71672560), (4, 53754420), (5, 43003536), (6, 35836280), (8, 26877210), (10, 21501768), (12, 17918140), (15, 14334512), (16, 13438605), (19, 11316720), (20, 10750884), (24, 8959070), (30, 7167256), (38, 5658360), (40, 5375442), (48, 4479535), (57, 3772240), (60, 3583628), (61, 3524880), (76, 2829180), (80, 2687721), (95, 2263344), (114, 1886120), (120, 1791814), (122, 1762440), (152, 1414590), (183, 1174960), (190, 1131672), (228, 943060), (240, 895907), (244, 881220), (285, 754448), (304, 707295), (305, 704976), (366, 587480), (380, 565836), (456, 471530), (488, 440610), (570, 377224), (610, 352488), (732, 293740), (760, 282918), (773, 278160), (912, 235765), (915, 234992), (976, 220305), (1140, 188612), (1159, 185520), (1220, 176244), (1464, 146870), (1520, 141459), (1546, 139080), (1830, 117496), (2280, 94306), (2318, 92760), (2319, 92720), (2440, 88122), (2928, 73435), (3092, 69540), (3477, 61840), (3660, 58748), (3865, 55632), (4560, 47153), (4636, 46380), (4638, 46360), (4880, 44061), (5795, 37104), (6184, 34770), (6954, 30920), (7320, 29374), (7730, 27816), (9272, 23190), (9276, 23180), (11590, 18552), (11595, 18544), (12368, 17385), (13908, 15460), (14640, 14687)]