40919160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 131155200

約数和(自身を除く): 90236040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 131, 137, 152, 190, 228, 262, 274, 285, 380, 393, 411, 456, 524, 548, 570, 655, 685, 760, 786, 822, 1048, 1096, 1140, 1310, 1370, 1572, 1644, 1965, 2055, 2280, 2489, 2603, 2620, 2740, 3144, 3288, 3930, 4110, 4978, 5206, 5240, 5480, 7467, 7809, 7860, 8220, 9956, 10412, 12445, 13015, 14934, 15618, 15720, 16440, 17947, 19912, 20824, 24890, 26030, 29868, 31236, 35894, 37335, 39045, 49780, 52060, 53841, 59736, 62472, 71788, 74670, 78090, 89735, 99560, 104120, 107682, 143576, 149340, 156180, 179470, 215364, 269205, 298680, 312360, 340993, 358940, 430728, 538410, 681986, 717880, 1022979, 1076820, 1363972, 1704965, 2045958, 2153640, 2727944, 3409930, 4091916, 5114895, 6819860, 8183832, 10229790, 13639720, 20459580, 40919160]

約数ペア:

[(1, 40919160), (2, 20459580), (3, 13639720), (4, 10229790), (5, 8183832), (6, 6819860), (8, 5114895), (10, 4091916), (12, 3409930), (15, 2727944), (19, 2153640), (20, 2045958), (24, 1704965), (30, 1363972), (38, 1076820), (40, 1022979), (57, 717880), (60, 681986), (76, 538410), (95, 430728), (114, 358940), (120, 340993), (131, 312360), (137, 298680), (152, 269205), (190, 215364), (228, 179470), (262, 156180), (274, 149340), (285, 143576), (380, 107682), (393, 104120), (411, 99560), (456, 89735), (524, 78090), (548, 74670), (570, 71788), (655, 62472), (685, 59736), (760, 53841), (786, 52060), (822, 49780), (1048, 39045), (1096, 37335), (1140, 35894), (1310, 31236), (1370, 29868), (1572, 26030), (1644, 24890), (1965, 20824), (2055, 19912), (2280, 17947), (2489, 16440), (2603, 15720), (2620, 15618), (2740, 14934), (3144, 13015), (3288, 12445), (3930, 10412), (4110, 9956), (4978, 8220), (5206, 7860), (5240, 7809), (5480, 7467)]