2128978320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{40879}}^1$

素因数の和:40933

約数の個数: 160

約数和(自身を含む): 7786168320

約数和(自身を除く): 5657190000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 40879, 52080, 81758, 122637, 163516, 204395, 245274, 286153, 327032, 408790, 490548, 572306, 613185, 654064, 817580, 858459, 981096, 1144612, 1226370, 1267249, 1430765, 1635160, 1716918, 1962192, 2289224, 2452740, 2534498, 2861530, 3270320, 3433836, 3801747, 4292295, 4578448, 4905480, 5068996, 5723060, 6336245, 6867672, 7603494, 8584590, 8870743, 9810960, 10137992, 11446120, 12672490, 13735344, 15206988, 17169180, 17741486, 19008735, 20275984, 22892240, 25344980, 26612229, 30413976, 34338360, 35482972, 38017470, 44353715, 50689960, 53224458, 60827952, 68676720, 70965944, 76034940, 88707430, 101379920, 106448916, 133061145, 141931888, 152069880, 177414860, 212897832, 266122290, 304139760, 354829720, 425795664, 532244580, 709659440, 1064489160, 2128978320]

約数ペア:

[(1, 2128978320), (2, 1064489160), (3, 709659440), (4, 532244580), (5, 425795664), (6, 354829720), (7, 304139760), (8, 266122290), (10, 212897832), (12, 177414860), (14, 152069880), (15, 141931888), (16, 133061145), (20, 106448916), (21, 101379920), (24, 88707430), (28, 76034940), (30, 70965944), (31, 68676720), (35, 60827952), (40, 53224458), (42, 50689960), (48, 44353715), (56, 38017470), (60, 35482972), (62, 34338360), (70, 30413976), (80, 26612229), (84, 25344980), (93, 22892240), (105, 20275984), (112, 19008735), (120, 17741486), (124, 17169180), (140, 15206988), (155, 13735344), (168, 12672490), (186, 11446120), (210, 10137992), (217, 9810960), (240, 8870743), (248, 8584590), (280, 7603494), (310, 6867672), (336, 6336245), (372, 5723060), (420, 5068996), (434, 4905480), (465, 4578448), (496, 4292295), (560, 3801747), (620, 3433836), (651, 3270320), (744, 2861530), (840, 2534498), (868, 2452740), (930, 2289224), (1085, 1962192), (1240, 1716918), (1302, 1635160), (1488, 1430765), (1680, 1267249), (1736, 1226370), (1860, 1144612), (2170, 981096), (2480, 858459), (2604, 817580), (3255, 654064), (3472, 613185), (3720, 572306), (4340, 490548), (5208, 408790), (6510, 327032), (7440, 286153), (8680, 245274), (10416, 204395), (13020, 163516), (17360, 122637), (26040, 81758), (40879, 52080)]