219927960

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9697}}^1$

素因数の和:9727

約数の個数: 160

約数和(自身を含む): 844889760

約数和(自身を除く): 624961800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 9697, 11340, 19394, 22680, 29091, 38788, 48485, 58182, 67879, 77576, 87273, 96970, 116364, 135758, 145455, 174546, 193940, 203637, 232728, 261819, 271516, 290910, 339395, 349092, 387880, 407274, 436365, 523638, 543032, 581820, 610911, 678790, 698184, 785457, 814548, 872730, 1018185, 1047276, 1163640, 1221822, 1309095, 1357580, 1570914, 1629096, 1745460, 1832733, 2036370, 2094552, 2443644, 2618190, 2715160, 3054555, 3141828, 3490920, 3665466, 3927285, 4072740, 4887288, 5236380, 5498199, 6109110, 6283656, 7330932, 7854570, 8145480, 9163665, 10472760, 10996398, 12218220, 14661864, 15709140, 18327330, 21992796, 24436440, 27490995, 31418280, 36654660, 43985592, 54981990, 73309320, 109963980, 219927960]

約数ペア:

[(1, 219927960), (2, 109963980), (3, 73309320), (4, 54981990), (5, 43985592), (6, 36654660), (7, 31418280), (8, 27490995), (9, 24436440), (10, 21992796), (12, 18327330), (14, 15709140), (15, 14661864), (18, 12218220), (20, 10996398), (21, 10472760), (24, 9163665), (27, 8145480), (28, 7854570), (30, 7330932), (35, 6283656), (36, 6109110), (40, 5498199), (42, 5236380), (45, 4887288), (54, 4072740), (56, 3927285), (60, 3665466), (63, 3490920), (70, 3141828), (72, 3054555), (81, 2715160), (84, 2618190), (90, 2443644), (105, 2094552), (108, 2036370), (120, 1832733), (126, 1745460), (135, 1629096), (140, 1570914), (162, 1357580), (168, 1309095), (180, 1221822), (189, 1163640), (210, 1047276), (216, 1018185), (252, 872730), (270, 814548), (280, 785457), (315, 698184), (324, 678790), (360, 610911), (378, 581820), (405, 543032), (420, 523638), (504, 436365), (540, 407274), (567, 387880), (630, 349092), (648, 339395), (756, 290910), (810, 271516), (840, 261819), (945, 232728), (1080, 203637), (1134, 193940), (1260, 174546), (1512, 145455), (1620, 135758), (1890, 116364), (2268, 96970), (2520, 87273), (2835, 77576), (3240, 67879), (3780, 58182), (4536, 48485), (5670, 38788), (7560, 29091), (9697, 22680), (11340, 19394)]