407991480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 256

約数和(自身を含む): 1402168320

約数和(自身を除く): 994176840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 83, 92, 104, 115, 120, 130, 137, 138, 156, 166, 184, 195, 230, 249, 260, 274, 276, 299, 312, 332, 345, 390, 411, 415, 460, 498, 520, 548, 552, 598, 664, 685, 690, 780, 822, 830, 897, 920, 996, 1079, 1096, 1196, 1245, 1370, 1380, 1495, 1560, 1644, 1660, 1781, 1794, 1909, 1992, 2055, 2158, 2392, 2490, 2740, 2760, 2990, 3151, 3237, 3288, 3320, 3562, 3588, 3818, 4110, 4316, 4485, 4980, 5343, 5395, 5480, 5727, 5980, 6302, 6474, 7124, 7176, 7636, 8220, 8632, 8905, 8970, 9453, 9545, 9960, 10686, 10790, 11371, 11454, 11960, 12604, 12948, 14248, 15272, 15755, 16185, 16440, 17810, 17940, 18906, 19090, 21372, 21580, 22742, 22908, 24817, 25208, 25896, 26715, 28635, 31510, 32370, 34113, 35620, 35880, 37812, 38180, 40963, 42744, 43160, 45484, 45816, 47265, 49634, 53430, 56855, 57270, 63020, 64740, 68226, 71240, 74451, 75624, 76360, 81926, 90968, 94530, 99268, 106860, 113710, 114540, 122889, 124085, 126040, 129480, 136452, 147823, 148902, 163852, 170565, 189060, 198536, 204815, 213720, 227420, 229080, 245778, 248170, 261533, 272904, 295646, 297804, 327704, 341130, 372255, 378120, 409630, 443469, 454840, 491556, 496340, 523066, 591292, 595608, 614445, 682260, 739115, 744510, 784599, 819260, 886938, 983112, 992680, 1046132, 1182584, 1228890, 1307665, 1364520, 1478230, 1489020, 1569198, 1638520, 1773876, 2092264, 2217345, 2457780, 2615330, 2956460, 2978040, 3138396, 3399929, 3547752, 3922995, 4434690, 4915560, 5230660, 5912920, 6276792, 6799858, 7845990, 8869380, 10199787, 10461320, 13599716, 15691980, 16999645, 17738760, 20399574, 27199432, 31383960, 33999290, 40799148, 50998935, 67998580, 81598296, 101997870, 135997160, 203995740, 407991480]

約数ペア:

[(1, 407991480), (2, 203995740), (3, 135997160), (4, 101997870), (5, 81598296), (6, 67998580), (8, 50998935), (10, 40799148), (12, 33999290), (13, 31383960), (15, 27199432), (20, 20399574), (23, 17738760), (24, 16999645), (26, 15691980), (30, 13599716), (39, 10461320), (40, 10199787), (46, 8869380), (52, 7845990), (60, 6799858), (65, 6276792), (69, 5912920), (78, 5230660), (83, 4915560), (92, 4434690), (104, 3922995), (115, 3547752), (120, 3399929), (130, 3138396), (137, 2978040), (138, 2956460), (156, 2615330), (166, 2457780), (184, 2217345), (195, 2092264), (230, 1773876), (249, 1638520), (260, 1569198), (274, 1489020), (276, 1478230), (299, 1364520), (312, 1307665), (332, 1228890), (345, 1182584), (390, 1046132), (411, 992680), (415, 983112), (460, 886938), (498, 819260), (520, 784599), (548, 744510), (552, 739115), (598, 682260), (664, 614445), (685, 595608), (690, 591292), (780, 523066), (822, 496340), (830, 491556), (897, 454840), (920, 443469), (996, 409630), (1079, 378120), (1096, 372255), (1196, 341130), (1245, 327704), (1370, 297804), (1380, 295646), (1495, 272904), (1560, 261533), (1644, 248170), (1660, 245778), (1781, 229080), (1794, 227420), (1909, 213720), (1992, 204815), (2055, 198536), (2158, 189060), (2392, 170565), (2490, 163852), (2740, 148902), (2760, 147823), (2990, 136452), (3151, 129480), (3237, 126040), (3288, 124085), (3320, 122889), (3562, 114540), (3588, 113710), (3818, 106860), (4110, 99268), (4316, 94530), (4485, 90968), (4980, 81926), (5343, 76360), (5395, 75624), (5480, 74451), (5727, 71240), (5980, 68226), (6302, 64740), (6474, 63020), (7124, 57270), (7176, 56855), (7636, 53430), (8220, 49634), (8632, 47265), (8905, 45816), (8970, 45484), (9453, 43160), (9545, 42744), (9960, 40963), (10686, 38180), (10790, 37812), (11371, 35880), (11454, 35620), (11960, 34113), (12604, 32370), (12948, 31510), (14248, 28635), (15272, 26715), (15755, 25896), (16185, 25208), (16440, 24817), (17810, 22908), (17940, 22742), (18906, 21580), (19090, 21372)]