1865479980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{48809}}^1$

素因数の和:48848

約数の個数: 144

約数和(自身を含む): 6543663840

約数和(自身を除く): 4678183860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 12740, 19110, 38220, 48809, 97618, 146427, 195236, 244045, 292854, 341663, 488090, 585708, 634517, 683326, 732135, 976180, 1024989, 1269034, 1366652, 1464270, 1708315, 1903551, 2049978, 2391641, 2538068, 2928540, 3172585, 3416630, 3807102, 4099956, 4441619, 4783282, 5124945, 6345170, 6833260, 7174923, 7614204, 8883238, 9517755, 9566564, 10249890, 11958205, 12690340, 13324857, 14349846, 17766476, 19035510, 20499780, 22208095, 23916410, 26649714, 28699692, 31091333, 35874615, 38071020, 44416190, 47832820, 53299428, 62182666, 66624285, 71749230, 88832380, 93273999, 124365332, 133248570, 143498460, 155456665, 186547998, 266497140, 310913330, 373095996, 466369995, 621826660, 932739990, 1865479980]

約数ペア:

[(1, 1865479980), (2, 932739990), (3, 621826660), (4, 466369995), (5, 373095996), (6, 310913330), (7, 266497140), (10, 186547998), (12, 155456665), (13, 143498460), (14, 133248570), (15, 124365332), (20, 93273999), (21, 88832380), (26, 71749230), (28, 66624285), (30, 62182666), (35, 53299428), (39, 47832820), (42, 44416190), (49, 38071020), (52, 35874615), (60, 31091333), (65, 28699692), (70, 26649714), (78, 23916410), (84, 22208095), (91, 20499780), (98, 19035510), (105, 17766476), (130, 14349846), (140, 13324857), (147, 12690340), (156, 11958205), (182, 10249890), (195, 9566564), (196, 9517755), (210, 8883238), (245, 7614204), (260, 7174923), (273, 6833260), (294, 6345170), (364, 5124945), (390, 4783282), (420, 4441619), (455, 4099956), (490, 3807102), (546, 3416630), (588, 3172585), (637, 2928540), (735, 2538068), (780, 2391641), (910, 2049978), (980, 1903551), (1092, 1708315), (1274, 1464270), (1365, 1366652), (1470, 1269034), (1820, 1024989), (1911, 976180), (2548, 732135), (2730, 683326), (2940, 634517), (3185, 585708), (3822, 488090), (5460, 341663), (6370, 292854), (7644, 244045), (9555, 195236), (12740, 146427), (19110, 97618), (38220, 48809)]