290445480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:321

約数の個数: 256

約数和(自身を含む): 1057190400

約数和(自身を除く): 766744920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 137, 151, 156, 180, 195, 216, 234, 260, 270, 274, 302, 312, 351, 360, 390, 411, 453, 468, 520, 540, 548, 585, 604, 685, 702, 755, 780, 822, 906, 936, 1080, 1096, 1170, 1208, 1233, 1359, 1370, 1404, 1510, 1560, 1644, 1755, 1781, 1812, 1963, 2055, 2265, 2340, 2466, 2718, 2740, 2808, 3020, 3288, 3510, 3562, 3624, 3699, 3926, 4077, 4110, 4530, 4680, 4932, 5343, 5436, 5480, 5889, 6040, 6165, 6795, 7020, 7124, 7398, 7852, 8154, 8220, 8905, 9060, 9815, 9864, 10686, 10872, 11778, 12330, 13590, 14040, 14248, 14796, 15704, 16029, 16308, 16440, 17667, 17810, 18120, 18495, 19630, 20385, 20687, 21372, 23556, 24660, 26715, 27180, 29445, 29592, 32058, 32616, 35334, 35620, 36990, 39260, 40770, 41374, 42744, 47112, 48087, 49320, 53001, 53430, 54360, 58890, 62061, 64116, 70668, 71240, 73980, 78520, 80145, 81540, 82748, 88335, 96174, 103435, 106002, 106860, 117780, 124122, 128232, 141336, 147960, 160290, 163080, 165496, 176670, 186183, 192348, 206870, 212004, 213720, 235560, 240435, 248244, 265005, 268931, 310305, 320580, 353340, 372366, 384696, 413740, 424008, 480870, 496488, 530010, 537862, 558549, 620610, 641160, 706680, 744732, 806793, 827480, 930915, 961740, 1060020, 1075724, 1117098, 1241220, 1344655, 1489464, 1613586, 1861830, 1923480, 2120040, 2151448, 2234196, 2420379, 2482440, 2689310, 2792745, 3227172, 3723660, 4033965, 4468392, 4840758, 5378620, 5585490, 6454344, 7261137, 7447320, 8067930, 9681516, 10757240, 11170980, 12101895, 14522274, 16135860, 19363032, 22341960, 24203790, 29044548, 32271720, 36305685, 48407580, 58089096, 72611370, 96815160, 145222740, 290445480]

約数ペア:

[(1, 290445480), (2, 145222740), (3, 96815160), (4, 72611370), (5, 58089096), (6, 48407580), (8, 36305685), (9, 32271720), (10, 29044548), (12, 24203790), (13, 22341960), (15, 19363032), (18, 16135860), (20, 14522274), (24, 12101895), (26, 11170980), (27, 10757240), (30, 9681516), (36, 8067930), (39, 7447320), (40, 7261137), (45, 6454344), (52, 5585490), (54, 5378620), (60, 4840758), (65, 4468392), (72, 4033965), (78, 3723660), (90, 3227172), (104, 2792745), (108, 2689310), (117, 2482440), (120, 2420379), (130, 2234196), (135, 2151448), (137, 2120040), (151, 1923480), (156, 1861830), (180, 1613586), (195, 1489464), (216, 1344655), (234, 1241220), (260, 1117098), (270, 1075724), (274, 1060020), (302, 961740), (312, 930915), (351, 827480), (360, 806793), (390, 744732), (411, 706680), (453, 641160), (468, 620610), (520, 558549), (540, 537862), (548, 530010), (585, 496488), (604, 480870), (685, 424008), (702, 413740), (755, 384696), (780, 372366), (822, 353340), (906, 320580), (936, 310305), (1080, 268931), (1096, 265005), (1170, 248244), (1208, 240435), (1233, 235560), (1359, 213720), (1370, 212004), (1404, 206870), (1510, 192348), (1560, 186183), (1644, 176670), (1755, 165496), (1781, 163080), (1812, 160290), (1963, 147960), (2055, 141336), (2265, 128232), (2340, 124122), (2466, 117780), (2718, 106860), (2740, 106002), (2808, 103435), (3020, 96174), (3288, 88335), (3510, 82748), (3562, 81540), (3624, 80145), (3699, 78520), (3926, 73980), (4077, 71240), (4110, 70668), (4530, 64116), (4680, 62061), (4932, 58890), (5343, 54360), (5436, 53430), (5480, 53001), (5889, 49320), (6040, 48087), (6165, 47112), (6795, 42744), (7020, 41374), (7124, 40770), (7398, 39260), (7852, 36990), (8154, 35620), (8220, 35334), (8905, 32616), (9060, 32058), (9815, 29592), (9864, 29445), (10686, 27180), (10872, 26715), (11778, 24660), (12330, 23556), (13590, 21372), (14040, 20687), (14248, 20385), (14796, 19630), (15704, 18495), (16029, 18120), (16308, 17810), (16440, 17667)]