989487900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:986

約数の個数: 180

約数和(自身を含む): 3232761840

約数和(自身を除く): 2243273940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 151, 162, 180, 225, 270, 300, 302, 324, 405, 450, 453, 540, 604, 675, 755, 809, 810, 900, 906, 1350, 1359, 1510, 1618, 1620, 1812, 2025, 2265, 2427, 2700, 2718, 3020, 3236, 3775, 4045, 4050, 4077, 4530, 4854, 5436, 6795, 7281, 7550, 8090, 8100, 8154, 9060, 9708, 11325, 12135, 12231, 13590, 14562, 15100, 16180, 16308, 20225, 20385, 21843, 22650, 24270, 24462, 27180, 29124, 33975, 36405, 40450, 40770, 43686, 45300, 48540, 48924, 60675, 61155, 65529, 67950, 72810, 80900, 81540, 87372, 101925, 109215, 121350, 122159, 122310, 131058, 135900, 145620, 182025, 203850, 218430, 242700, 244318, 244620, 262116, 305775, 327645, 364050, 366477, 407700, 436860, 488636, 546075, 610795, 611550, 655290, 728100, 732954, 1092150, 1099431, 1221590, 1223100, 1310580, 1465908, 1638225, 1832385, 2184300, 2198862, 2443180, 3053975, 3276450, 3298293, 3664770, 4397724, 5497155, 6107950, 6552900, 6596586, 7329540, 9161925, 9894879, 10994310, 12215900, 13193172, 16491465, 18323850, 19789758, 21988620, 27485775, 32982930, 36647700, 39579516, 49474395, 54971550, 65965860, 82457325, 98948790, 109943100, 164914650, 197897580, 247371975, 329829300, 494743950, 989487900]

約数ペア:

[(1, 989487900), (2, 494743950), (3, 329829300), (4, 247371975), (5, 197897580), (6, 164914650), (9, 109943100), (10, 98948790), (12, 82457325), (15, 65965860), (18, 54971550), (20, 49474395), (25, 39579516), (27, 36647700), (30, 32982930), (36, 27485775), (45, 21988620), (50, 19789758), (54, 18323850), (60, 16491465), (75, 13193172), (81, 12215900), (90, 10994310), (100, 9894879), (108, 9161925), (135, 7329540), (150, 6596586), (151, 6552900), (162, 6107950), (180, 5497155), (225, 4397724), (270, 3664770), (300, 3298293), (302, 3276450), (324, 3053975), (405, 2443180), (450, 2198862), (453, 2184300), (540, 1832385), (604, 1638225), (675, 1465908), (755, 1310580), (809, 1223100), (810, 1221590), (900, 1099431), (906, 1092150), (1350, 732954), (1359, 728100), (1510, 655290), (1618, 611550), (1620, 610795), (1812, 546075), (2025, 488636), (2265, 436860), (2427, 407700), (2700, 366477), (2718, 364050), (3020, 327645), (3236, 305775), (3775, 262116), (4045, 244620), (4050, 244318), (4077, 242700), (4530, 218430), (4854, 203850), (5436, 182025), (6795, 145620), (7281, 135900), (7550, 131058), (8090, 122310), (8100, 122159), (8154, 121350), (9060, 109215), (9708, 101925), (11325, 87372), (12135, 81540), (12231, 80900), (13590, 72810), (14562, 67950), (15100, 65529), (16180, 61155), (16308, 60675), (20225, 48924), (20385, 48540), (21843, 45300), (22650, 43686), (24270, 40770), (24462, 40450), (27180, 36405), (29124, 33975)]