90808080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 240

約数和(自身を含む): 320604480

約数和(自身を除く): 229796400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 53, 55, 59, 60, 66, 80, 88, 106, 110, 118, 120, 121, 132, 159, 165, 176, 177, 212, 220, 236, 240, 242, 264, 265, 295, 318, 330, 354, 363, 424, 440, 472, 484, 528, 530, 583, 590, 605, 636, 649, 660, 708, 726, 795, 848, 880, 885, 944, 968, 1060, 1166, 1180, 1210, 1272, 1298, 1320, 1416, 1452, 1590, 1749, 1770, 1815, 1936, 1947, 2120, 2332, 2360, 2420, 2544, 2596, 2640, 2832, 2904, 2915, 3127, 3180, 3245, 3498, 3540, 3630, 3894, 4240, 4664, 4720, 4840, 5192, 5808, 5830, 6254, 6360, 6413, 6490, 6996, 7080, 7139, 7260, 7788, 8745, 9328, 9381, 9680, 9735, 10384, 11660, 12508, 12720, 12826, 12980, 13992, 14160, 14278, 14520, 15576, 15635, 17490, 18762, 19239, 19470, 21417, 23320, 25016, 25652, 25960, 27984, 28556, 29040, 31152, 31270, 32065, 34397, 34980, 35695, 37524, 38478, 38940, 42834, 46640, 46905, 50032, 51304, 51920, 57112, 62540, 64130, 68794, 69960, 71390, 75048, 76956, 77880, 85668, 93810, 96195, 102608, 103191, 107085, 114224, 125080, 128260, 137588, 139920, 142780, 150096, 153912, 155760, 171336, 171985, 187620, 192390, 206382, 214170, 250160, 256520, 275176, 285560, 307824, 342672, 343970, 375240, 378367, 384780, 412764, 428340, 513040, 515955, 550352, 571120, 687940, 750480, 756734, 769560, 825528, 856680, 1031910, 1135101, 1375880, 1513468, 1539120, 1651056, 1713360, 1891835, 2063820, 2270202, 2751760, 3026936, 3783670, 4127640, 4540404, 5675505, 6053872, 7567340, 8255280, 9080808, 11351010, 15134680, 18161616, 22702020, 30269360, 45404040, 90808080]

約数ペア:

[(1, 90808080), (2, 45404040), (3, 30269360), (4, 22702020), (5, 18161616), (6, 15134680), (8, 11351010), (10, 9080808), (11, 8255280), (12, 7567340), (15, 6053872), (16, 5675505), (20, 4540404), (22, 4127640), (24, 3783670), (30, 3026936), (33, 2751760), (40, 2270202), (44, 2063820), (48, 1891835), (53, 1713360), (55, 1651056), (59, 1539120), (60, 1513468), (66, 1375880), (80, 1135101), (88, 1031910), (106, 856680), (110, 825528), (118, 769560), (120, 756734), (121, 750480), (132, 687940), (159, 571120), (165, 550352), (176, 515955), (177, 513040), (212, 428340), (220, 412764), (236, 384780), (240, 378367), (242, 375240), (264, 343970), (265, 342672), (295, 307824), (318, 285560), (330, 275176), (354, 256520), (363, 250160), (424, 214170), (440, 206382), (472, 192390), (484, 187620), (528, 171985), (530, 171336), (583, 155760), (590, 153912), (605, 150096), (636, 142780), (649, 139920), (660, 137588), (708, 128260), (726, 125080), (795, 114224), (848, 107085), (880, 103191), (885, 102608), (944, 96195), (968, 93810), (1060, 85668), (1166, 77880), (1180, 76956), (1210, 75048), (1272, 71390), (1298, 69960), (1320, 68794), (1416, 64130), (1452, 62540), (1590, 57112), (1749, 51920), (1770, 51304), (1815, 50032), (1936, 46905), (1947, 46640), (2120, 42834), (2332, 38940), (2360, 38478), (2420, 37524), (2544, 35695), (2596, 34980), (2640, 34397), (2832, 32065), (2904, 31270), (2915, 31152), (3127, 29040), (3180, 28556), (3245, 27984), (3498, 25960), (3540, 25652), (3630, 25016), (3894, 23320), (4240, 21417), (4664, 19470), (4720, 19239), (4840, 18762), (5192, 17490), (5808, 15635), (5830, 15576), (6254, 14520), (6360, 14278), (6413, 14160), (6490, 13992), (6996, 12980), (7080, 12826), (7139, 12720), (7260, 12508), (7788, 11660), (8745, 10384), (9328, 9735), (9381, 9680)]