1905940260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{72031}}^1$

素因数の和:72063

約数の個数: 144

約数和(自身を含む): 6897784320

約数和(自身を除く): 4991844060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 26460, 72031, 144062, 216093, 288124, 360155, 432186, 504217, 648279, 720310, 864372, 1008434, 1080465, 1296558, 1440620, 1512651, 1944837, 2016868, 2160930, 2521085, 2593116, 3025302, 3241395, 3529519, 3889674, 4321860, 4537953, 5042170, 6050604, 6482790, 7059038, 7563255, 7779348, 9075906, 9724185, 10084340, 10588557, 12965580, 13613859, 14118076, 15126510, 17647595, 18151812, 19448370, 21177114, 22689765, 27227718, 30253020, 31765671, 35295190, 38896740, 42354228, 45379530, 52942785, 54455436, 63531342, 68069295, 70590380, 90759060, 95297013, 105885570, 127062684, 136138590, 158828355, 190594026, 211771140, 272277180, 317656710, 381188052, 476485065, 635313420, 952970130, 1905940260]

約数ペア:

[(1, 1905940260), (2, 952970130), (3, 635313420), (4, 476485065), (5, 381188052), (6, 317656710), (7, 272277180), (9, 211771140), (10, 190594026), (12, 158828355), (14, 136138590), (15, 127062684), (18, 105885570), (20, 95297013), (21, 90759060), (27, 70590380), (28, 68069295), (30, 63531342), (35, 54455436), (36, 52942785), (42, 45379530), (45, 42354228), (49, 38896740), (54, 35295190), (60, 31765671), (63, 30253020), (70, 27227718), (84, 22689765), (90, 21177114), (98, 19448370), (105, 18151812), (108, 17647595), (126, 15126510), (135, 14118076), (140, 13613859), (147, 12965580), (180, 10588557), (189, 10084340), (196, 9724185), (210, 9075906), (245, 7779348), (252, 7563255), (270, 7059038), (294, 6482790), (315, 6050604), (378, 5042170), (420, 4537953), (441, 4321860), (490, 3889674), (540, 3529519), (588, 3241395), (630, 3025302), (735, 2593116), (756, 2521085), (882, 2160930), (945, 2016868), (980, 1944837), (1260, 1512651), (1323, 1440620), (1470, 1296558), (1764, 1080465), (1890, 1008434), (2205, 864372), (2646, 720310), (2940, 648279), (3780, 504217), (4410, 432186), (5292, 360155), (6615, 288124), (8820, 216093), (13230, 144062), (26460, 72031)]